Articles
The burglar alarm system: a powerful tool for fire O&C investigations
Fire alarm panels certainly provide important information during an investigation to determine the origin and cause of a fire. But, what about burglar alarm systems? Although this equipment is designed to prevent theft and property crime, it may also provide crucial information to an investigator on the scene of a fire.
Structural Behavior of Concrete
Concrete is a material known for its great strength. Regardless, there are a few weaknesses, which must be taken in consideration in the design of concrete structural elements. Basically, concrete is made of three main ingredients: Portland cement, water, and aggregates (sand and stone).
Effects of humidity on floor coverings
It is well known that the moisture content of a piece of wood affects its properties. Indeed, when a piece of wood is dried naturally or in a kiln dryer, a decrease of the volume or shrinkage occurs. The effect is reversed (expansion) when the moisture content increases in the material.
Materials 101 Stainless Steel : Its Strengths and Limitations for Residential Use
Stainless steel made parts have revolutionized the industrial era due to their stability in various environments. The stability of this material is explained by the presence of a protective layer (commonly known as "passive layer") which is formed naturally on the surface of stainless steel components.
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