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15 Posts in this encyclopedia categoryGarden Hose
Garden hoses are indispensable tools for watering gardens, lawns, and plants. They allow for easy and efficient water distribution and are available in various lengths, diameters, and materials to meet the different needs of garden maintenance.
Gas Expansion
Gas expansion refers to the phenomenon where a gas volume increases when heated or decreases when cooled. This behavior is based on the physical properties of gases, which follow the laws of thermodynamics. Gas expansion plays an important role in many industrial applications, such as pneumatics, combustion engines, and heating technology.
Gas Leak
A gas leak refers to the uncontrolled release of gases from a container, pipeline, or other closed system. Gas leaks are potentially very dangerous, as many gases can be flammable, toxic, or asphyxiating. A gas leak therefore requires immediate action to minimize risks to humans, animals, and the environment.
Gas mask
Gas masks are protective devices designed to shield the wearer from inhaling harmful airborne substances, including toxic gases, smoke, chemicals, and biological hazards. They are an essential part of personal protective equipment for the military, fire services, emergency responders, and industrial applications where exposure to dangerous airborne particles is a risk.
Gas soldering iron
Gas soldering irons are portable tools used to solder metals using an open flame. They are especially useful in electronics, plumbing, jewelry making, and various craft applications. These devices offer flexibility and mobility as they operate independently of electrical power sources.
Glass Breaker
A glass breaker is a safety tool designed to quickly and efficiently break glass. It is commonly used in emergency situations, such as car accidents to free vehicle occupants or in buildings to create escape routes.
Glass Wool
Glass wool, also known as fiberglass wool, is a widely used insulating material made by spinning molten glass into fine fibers. These fibers are then processed into mats, boards, or rolls used in the construction and manufacturing industries for thermal and acoustic insulation. Glass wool is known for its excellent insulating properties, easy handling, and environmental friendliness.
Gore‑Tex
Gore‑Tex is a high‑quality, waterproof and breathable membrane used in a variety of products including clothing, footwear, and outdoor gear. The membrane is made from expanded polytetrafluoroethylene (ePTFE) and is known for its ability to repel water while allowing moisture and vapor to escape.
Ground Penetrating Radar
Ground penetrating radar (GPR) is a geophysical method that uses electromagnetic waves to penetrate the ground and create an image of subsurface structures. This technology is used in a variety of applications including archaeology, construction, environmental monitoring, and military reconnaissance. GPR enables the detection and mapping of objects, cavities, and layer boundaries in the soil without the need for physical sampling.
Ground Subsidence
Ground subsidence refers to the gradual sinking of the ground or earth's surface, often caused by natural or human influences. This sinking can lead to structural damage to buildings, infrastructure, and landscapes. Ground subsidence occurs in various geological and climatic environments and is often difficult to predict.
Gutter Blockage
A gutter blockage occurs when leaves, branches, debris, and other materials clog the gutter and downpipes. This prevents proper water drainage from the roof, leading to overflows, damp damage to facades and foundations, and ice dams in winter. Regular maintenance and cleaning are essential to keep gutters functioning and avoid costly repairs.
Gypsum
Gypsum is a widely occurring mineral mainly composed of calcium sulfate dihydrate (CaSO4·2H2O). It is known for its diverse applications in the construction industry, medicine, and art. Gypsum is relatively soft, easy to work with, and exhibits unique physical and chemical properties that make it an important material in various fields.
Gypsum board
Gypsum board, also known as drywall sheet, is a versatile building material composed of a gypsum core layer encased in paperboard. These boards are lightweight, easy to handle, and provide an excellent base for interior walls and ceilings in construction projects. Gypsum board is widely used in the building industry due to its user-friendliness and broad range of applications.