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79 Posts in this encyclopedia categoryS-type hose
The term "S-hose" refers to a dimensionally stable hose specifically designed for rapid intervention systems used by firefighters. Unlike conventional, flexible fire hoses, the S-hose retains its shape even when pressurized. This allows for quick and efficient deployment, as the hose does not need to be unrolled and is immediately ready for use. The S-hose is particularly useful in early-stage firefighting, where rapid response times are essential.
Saltpeter formation
Saltpeter formation, also known as efflorescence or salt efflorescence, occurs when saline moisture evaporates from masonry, leaving salt crystals on the surface. This process is particularly common in older buildings or areas with high humidity. Saltpeter formation can not only impair the aesthetics of walls and masonry but can also cause structural damage if not treated in a timely manner.
Samarium
Samarium is a chemical element with the symbol Sm and atomic number 62. It belongs to the lanthanide group and is a silvery-white metal known for its magnetic and optical properties. Samarium is used in various industrial and technological applications, particularly in permanent magnets and nuclear technology.
Sanding fleece
Nonwoven abrasive pads, also known as nonwoven abrasive pads or nonwoven mats, are flexible abrasive materials used for cleaning, matting, and finishing surfaces. They consist of a nonwoven fabric impregnated with abrasives such as aluminum oxide or silicon carbide. Nonwoven abrasive pads are used in many industries, including metalworking, woodworking, and vehicle care.
saw
Saws are essential tools used for cutting various materials such as wood, metal, plastic, and stone. They are essential in numerous craft and industrial applications, including construction, carpentry, metalworking, and home improvement. Saws typically consist of a toothed blade that cuts the material through manual or motorized movement.
Saw blade
Saw blades are essential components of saws used for cutting various materials such as wood, metal, plastic, and stone. They are indispensable in numerous craft and industrial applications, including construction, carpentry, metalworking, and DIY. Saw blades are made of different materials and are available in various shapes and sizes to meet the specific requirements of each application.
Saw blade bluntness
Saw blade dullness refers to the condition in which a saw blade has lost its cutting ability. A dull saw blade leads to inaccurate cuts, increased effort, and can damage the machine or material. It also increases the risk of accidents due to the saw blade slipping or jamming.
saws
Sawing is a mechanical cutting process that uses a saw blade to cut materials such as wood, metal, plastic, and stone. It is used in numerous industries and applications, from woodworking and metalworking to the construction industry and home improvement projects. Sawing offers an effective method for producing precise and clean cuts in various materials.
Scaffolding
Scaffolding consists of temporary structures used in construction and renovation to provide workers access to high or hard‑to‑reach areas. They offer a secure platform for working and storing materials. Scaffolds are essential for building work on structures such as buildings, bridges, and industrial facilities.
Scandium
Scandium is a chemical element with the symbol Sc and atomic number 21. It is a rare, silvery-white transition metal known for its lightness, strength, and resistance to corrosion. Scandium is used in various industrial and technological applications, particularly in aerospace and lighting technology.
Scraper blade
A scraper blade, also known as a scourer blade, is a tool used for removing layers of material and for fine-tuning surfaces. Scraper blades are indispensable in wood and metalworking, as they enable precise and controlled material removal.
Screw
Screws are essential fasteners used in numerous craft, industrial, and everyday applications. They are typically made of metal and have a thread that allows them to be firmly anchored in materials such as wood, metal, or plastic. Screws provide a reliable and durable connection and are available in a variety of sizes, shapes, and materials to meet the specific requirements of each application.
Screw clamp
A vice is a tool used to hold objects together by applying pressure. It consists of two parallel arms connected by a screw. The vice allows the arms to be pressed together, increasing or decreasing the pressure on the object to hold or fix it.
Screw presses
Screw presses, also called screw presses, are mechanical presses driven by a rotating spindle. This motion is converted into a linear motion used for pressing. Screw presses are used in many industries, including metalworking, automotive, and plastics processing.
Screwdriver
A screwdriver is a tool used to turn, tighten, or loosen screws. It consists of a handle, a blade, and a tool head, usually made of steel. The tool head has a specific shape tailored to the screw being used to ensure a perfect fit.
Sealant
Sealant, also known as sealing compound or joint sealant, is a material used for sealing joints, cracks, and connections. It is used in various fields including construction, sanitary installations, and automotive manufacturing to create an impermeable barrier against water, air, and other substances.
Sealing cushion
A sealing cushion is a versatile tool used by firefighters and technical relief services to quickly and effectively seal leaks in pipes, channels, or containers. Made from flexible, inflatable material, it conforms to the shape of the leak and provides a temporary seal. It is mainly used during hazardous-material incidents to prevent the spread of dangerous liquids or gases.
Search Gloves
Search gloves are special gloves designed to protect law enforcement, security personnel, and other first responders during searches. These gloves provide protection against cuts, punctures, and contamination from dangerous substances or sharp objects that may be encountered during a search. They are an essential piece of equipment for anyone working in high-risk environments.
Security team
A fire protection team, or SIT, is a specialized group within the fire department responsible for protecting other emergency personnel, particularly during dangerous work such as interior attacks in burning buildings or when working with hazardous materials. The fire protection team is ready to intervene in an emergency and provide rapid assistance if emergency personnel are in danger.
Selen
Selenium is a chemical element with the symbol Se and atomic number 34. It is a non-metallic element known for its versatile chemical properties and its importance in biology. Selenium occurs in various allotropic forms, including amorphous selenium, metallic gray selenium, and red selenium. It is used in various industrial and technological applications, as well as in medicine.
Settlement
Settlement refers to the gradual subsidence or shifting of the ground beneath a structure caused by structural loading, soil changes, or water drainage. This process often occurs after the construction of buildings, roads, or other structures and can cause significant structural damage if not detected and treated promptly.
Sheet Metal Punch
A sheet metal punch is a tool specifically designed for punching holes in sheet metal materials. It is commonly used in metalworking and construction to cut precise and clean holes into various types of metal sheets.
Shingle Pliers
A shingle plier, also known as a shingle cutter or shingle tongs, is a specialized tool used for cutting and fastening roof shingles. These pliers are indispensable in roofing work, as they allow precise and efficient handling of shingles, contributing to a professional and durable roof covering.
Shooting glasses
Shooting glasses are specialized protective eyewear designed to protect the eyes of shooters and sport marksmen from potential hazards such as flying particles, shrapnel, or bright light. They are an essential piece of protective gear, providing both safety and performance features by ensuring clear vision in a variety of conditions. Shooting glasses are used in a wide variety of disciplines, from professional shooting competitions to military and law enforcement applications.
shrinkage
Shrinkage describes the process by which a material decreases in volume due to moisture loss or cooling. This process commonly occurs in building materials such as concrete, wood, and plastics and can lead to structural stress and cracking. Shrinkage is a critical factor in many areas of construction and materials science, as it can affect the stability and integrity of structures.
Sighting Aid
Sighting aids are tools or devices that help shooters and hunters accurately zero their firearms and improve shooting precision. These aids are particularly useful for aligning the sights of rifles and pistols exactly with the target, thereby enhancing accuracy. Used in both sport shooting and hunting, sighting aids allow shooters to optimally adjust their weapons to their individual needs.
Signal vest
High-visibility vests are eye-catching, usually brightly colored vests designed to increase the wearer's visibility. They are used in a variety of scenarios where it is important for people to be clearly visible, whether in traffic, on construction sites, during rescue operations, or during outdoor activities. High-visibility vests are often equipped with reflective stripes that further improve visibility in low-light conditions or at night.
Signaling and lighting devices
Signaling and lighting devices are specialized tools and devices used in various situations for communication, orientation, and increased visibility. These devices are crucial for use in rescue services, military operations, outdoor activities, and emergencies to send signals, mark hazards, or illuminate the environment.
silicon
Silicon is a chemical element with the symbol Si and atomic number 14. It is a hard, brittle, crystalline metalloid that is widely distributed throughout the Earth's crust. Silicon is known for its semiconductor properties and its use in the electronics industry. It is also used in the construction industry, the production of glass and ceramics, and in photovoltaics.
Silicone
Silicone is a synthetic polymer composed of silicon, oxygen, and other elements such as carbon and hydrogen. It is known for its flexibility, temperature resistance, and resistance to chemical attack. Silicone is used in a wide variety of applications, including medicine, construction, electronics, and household goods.
Silicone gun
A silicone gun is an indispensable tool for applying sealants, adhesives, and silicone. It is often used in construction projects, renovations, and DIY projects to create precise and clean seals. Silicone guns are easy to use and allow for controlled and even application of materials.
Silver
Silver is a chemical element with the symbol Ag and atomic number 47. It is a soft, lustrous white transition metal known for its high electrical and thermal conductivity, ductility, and reflectivity. Silver is used in a wide variety of industrial and technological applications, as well as in jewelry and coins.
Silver threads
Silver threads are thin threads or wires made of silver or with a silver coating, known for their high electrical conductivity, antimicrobial properties, and flexibility. They find applications in various fields, including electronics, medicine, textiles, and engineering.
Sintering
Sintering is a process in which fine-grained powders are densified into a solid by heating them below their melting point. This process is commonly used in powder metallurgy, ceramics, and plastics manufacturing. Sintering enables the production of complex and high-precision parts with specific material properties.
Slate
Slate is a fine-grained, metamorphic rock composed of clay or volcanic ash that has solidified under high pressure and temperature. It is known for its cleavage, durability, and resistance to weathering. Slate is used in a variety of applications, including construction, roofing, flooring, and decorative elements.
Slip
Slippage describes the difference between the actual movement of a wheel, belt, or drive and the theoretically possible movement. It occurs when a wheel or drive surface spins without generating full propulsion. Slippage can reduce the efficiency of a drive system and lead to increased wear.
Smishing
Smishing ist eine Betrugsmethode, bei der Kriminelle versuchen, persönliche Daten wie Passwörter oder Bankinformationen über gefälschte SMS-Nachrichten zu erlangen. Der Begriff setzt sich aus den Wörtern "SMS" und "Phishing" zusammen. In den Nachrichten wird oft ein Link enthalten, der auf eine betrügerische Webseite führt oder Schadsoftware auf das Mobilgerät herunterlädt.
Smoke Curtain
A smoke curtain is a fire protection system specially designed to prevent the spread of smoke and toxic gases in buildings. Smoke curtains are made of non-combustible materials and are often used in conjunction with fire doors and walls to protect escape routes and sensitive areas.
Smoke Development
Smoke development refers to the creation and spread of smoke produced by the incomplete combustion of materials. Smoke consists of solid and liquid particles, gases, and aerosols suspended in the air. Smoke development can occur in natural, industrial, and domestic environments and often poses significant health and safety risks.
Snow load
Snow load refers to the weight of snow bearing down on a surface, especially roofs. This weight is caused by the accumulation of snow, which can cause significant stress depending on its density, moisture content, and quantity. Snow load is an important factor in construction, as it can affect the structural integrity of buildings and, if the load-bearing capacity is exceeded, can lead to damage or collapse.
Socket wrench
A socket, also called a socket wrench or nut, is a tool used in conjunction with a ratchet or torque wrench to loosen or tighten nuts and bolts. Sockets are indispensable in many craft and industrial applications, as they offer an efficient and effortless way to work on fasteners.
Soil Compactor
Soil compactors are indispensable tools in construction and gardening used for compacting soil, gravel, or sand. They ensure that the ground is stable and load-bearing, which is especially important when building foundations, paths, and terraces.
Soil Sensor
Soil sensors are technical devices used to monitor and analyze soil conditions in various applications, including agriculture, environmental monitoring, and construction. These sensors measure a variety of parameters such as soil moisture, temperature, pH value, nutrient content, and soil density. The collected data help farmers, engineers, and scientists make informed decisions and optimize soil quality.
Soldering Paste
Soldering paste, also known as flux, is a
chemical agent used in soft and hard soldering to clean and protect solder
joints. It facilitates the formation of a stable solder joint by removing
oxides and other impurities from the metal surfaces to be soldered. Soldering
paste is commonly used in electronics, plumbing, and crafts.
Sound insulation
Sound insulation refers to measures and materials designed to prevent or minimize the propagation of sound waves. It is used in various fields, including construction, industry, and automotive engineering, to reduce noise pollution and improve the acoustic quality of spaces.
Sparks
Sparks refer to the escape and flying of glowing particles that occur during the combustion of materials or through mechanical processes such as grinding or welding. These sparks can ignite easily flammable materials in their surroundings and thus pose a significant fire hazard. Sparks are particularly a relevant safety risk in industrial environments, woodworking, metalworking, and outdoors, such as at campfires or fireworks displays.
Special Forces
Special forces are military units trained for particularly demanding and dangerous missions. They conduct operations that regular troops cannot handle due to their complexity, danger, or level of secrecy. These units are typically highly specialized and possess advanced skills in areas such as close-quarters combat, parachuting, diving, and tactical warfare.
Spider silk
Spider silk is a natural protein material produced by spiders to construct their webs, cocoons, and other structures. It is known for its exceptional strength, elasticity, and lightness. Due to these unique properties, spider silk is studied and partially utilized in various scientific and industrial applications.
spirit level
Spirit levels are essential measuring tools used to check the horizontal and vertical alignment of surfaces. They typically consist of a straight, stable body with one or more vials filled with a liquid and an air bubble. Spirit levels are available in various designs and sizes and are used in many craft, industrial, and everyday applications.
splintering
Splintering describes the breaking off or chipping of small pieces of materials, often in the form of sharp and irregular fragments. This process often occurs in brittle materials such as glass, wood, ceramics, or certain plastics when they are subjected to sudden stress, impact, or strain. Splintering can leave dangerous sharp edges and cause both injury and material damage.
Spring Compressor
A spring compressor is a specialized tool used to compress and decompress springs in vehicle suspensions and other mechanical systems. This tool is especially useful during repair and maintenance of shock absorbers and struts, as it securely holds the spring in place and minimizes the risk of injury.
Sprocket Puller
A sprocket puller, also known as a freewheel puller, is a specialized tool used to remove sprockets, gears, or chainrings from bicycles, motorcycles, and other machines. This tool is indispensable for the maintenance and repair of drive systems as it allows for safe and easy disassembly.
Stainless Steel
Stainless steel is an alloyed steel composed of a combination of iron, chromium, and nickel, sometimes with the addition of other elements. It is known for its high resistance to corrosion and rust, its heat resistance, and its easy-to-clean surface.
Stair trowel
A stair trowel, also known as a stair nosing trowel or angle trowel, is a specialized tool used for applying and smoothing mortar onto stair treads. These trowels are indispensable in construction and renovation, as they enable precise and even application of mortar, thus contributing to a clean and aesthetically pleasing finish on stairs.
State Criminal Police Office
The State Criminal Police Office (LKA) is a central investigative authority in every German federal state and plays a key role in crime fighting and prevention. It supports local police departments in solving serious crimes and is responsible for coordinating cross-state investigations as well as combating organized crime, terrorism, and other serious offenses.
Steel
Steel is an alloy of iron and carbon known for its strength, formability, and versatility. In addition to iron and carbon, other elements such as chromium, nickel, and molybdenum can be added to enhance specific properties. Steel is one of the most widely used materials in the construction industry, mechanical engineering, the automotive industry, and many other sectors.
StGB
The German Criminal Code (StGB) is the central legal code that regulates criminal offenses in Germany. It contains definitions and penalties for various crimes, such as theft, bodily harm, fraud, and murder. The StGB is divided into various sections, each of which deals with specific types of offenses and the corresponding penalties.
StPO
The Code of Criminal Procedure (StPO) is the central set of rules for criminal proceedings in Germany. It governs the course of investigations, court proceedings, and the execution of sentences. The Code of Criminal Procedure (StPO) specifies how crimes are prosecuted, the rights and obligations of defendants, witnesses, and courts, and the procedural steps that must be followed to ensure fair criminal proceedings.
strapping device
A strapping tool, also called a strap tensioner, is a tool used to secure and bundle packages, pallets, and other transported goods. It helps keep goods stable and secure during transport and storage by tightly wrapping them with strapping.
strontium
Strontium is a chemical element with the symbol Sr and atomic number 38. It belongs to the alkaline earth metal group and is a soft, silvery-white metal. Strontium was discovered by Adair Crawford in 1790 and named after the Scottish village of Strontian, where it was first discovered.
Subsidence
Subsidence refers to the lowering or sinking of soil, buildings, or individual components due to changes in the ground underneath. This process can be triggered by various factors such as ground movements, vibrations, or changes in soil moisture. Subsidence can cause small cracks in buildings as well as significant structural damage if not detected and remedied in time.
Suction basket
The suction strainer is an essential component in firefighting technology. It is attached to the end of the suction line when water needs to be extracted from open bodies of water such as rivers, lakes, or ponds. It serves to prevent larger contaminants and suspended solids from entering the pump, which could impair its functionality. The suction strainer is therefore an indispensable device when extracting water from natural sources.
suction hose
The suction hose is an essential component of firefighting equipment, used for extracting water from open bodies of water such as rivers, lakes, or ponds. Unlike regular pressure hoses, which transport water under pressure from the pump to the nozzles, the suction hose is used to transport water under vacuum from a source to the pump. It is particularly robust and stable to withstand the negative pressure created when sucking in water.
Suction line
The suction line is a crucial element in the fire department's water supply. It is used to extract water from open bodies of water, such as rivers, lakes, or ponds, and transport it to the pump of a fire engine. The suction line is used especially when no hydrant system is available, making it an indispensable tool for ensuring a water supply during operations.
Suction protection basket
The suction protection basket, also known as a suction strainer, is an essential accessory in firefighting equipment. It is attached to the end of a suction line when water is to be drawn from open waters. The suction protection basket protects the pump from larger contaminants such as dirt, stones, or plant debris that could be sucked in with the water. It thus contributes significantly to the functionality and longevity of the firefighting pump.
SÜGru
The Special Monitoring Group (SÜGru) is a specialized police unit dedicated to monitoring commercial freight and passenger transport. Its primary task is to enforce compliance with traffic and safety regulations. This includes, in particular, monitoring driving and rest times, conducting technical vehicle inspections, and monitoring the transport of dangerous goods. The SÜGru thus makes a significant contribution to road safety and preventing road traffic accidents.
Supply process
The supply process refers to the logistical processes necessary to supply firefighters with the necessary resources during an operation. This includes the provision of water, breathing apparatus, fuel, tools, food, and medical supplies. An efficient supply process ensures that emergency personnel can perform their tasks without interruption and contributes significantly to the success of an operation.
Support manifold
The support elbow is a special firefighting device used in firefighting to control the water pressure on nozzles and facilitate handling. It is installed between the nozzle and the hose and helps reduce the recoil of the water jet, making the work of firefighters much easier. Especially at high water pressures, the support elbow ensures that the nozzle operator can guide the nozzle safely and precisely.
Surveillance Vehicle
Surveillance vehicles are specialized vehicles used by police, intelligence agencies, and private investigators to conduct discreet monitoring. These vehicles are designed to blend unobtrusively into their surroundings while being equipped with the necessary technology to observe people or locations and collect information without being detected.
Swap loader vehicle
A swap body vehicle (SWV) is a versatile firefighting vehicle specifically designed to transport various roll-off containers (AB) quickly and flexibly. This makes the SWV a vital vehicle in operations, as it can transport different equipment, such as firefighting agents, technical assistance materials, or specialized equipment, depending on the situation. The flexibility of the SWV allows for efficient response to a wide range of operational scenarios.
Swelling
Swelling describes the process in which a material increases in volume by absorbing liquids, mostly water. This process commonly occurs in materials such as wood, textiles, rubber, and various polymers. The absorption of liquids changes the physical properties of the material, which can have both desirable and undesirable effects.