abrasion wear
51Personal protective equipment — (PPE) refers to protective clothing, helmets, goggles, or other garment designed to protect the wearer s body or clothing from injury by electrical hazards, heat, chemicals, and infection, for job related occupational safety and health purposes,… …
52Tribology — is the science and engineering of interacting surfaces in relative motion. It includes the study and application of the principles of friction, lubrication and wear. Tribology is a branch of mechanical engineering. Contents 1 Fundamentals 1.1… …
53clothing and footwear industry — Introduction also called apparel and allied industries, garment industries, or soft goods industries, factories and mills producing outerwear, underwear, headwear, footwear, belts, purses, luggage, gloves, scarfs, ties, and household… …
54Ultra-high-molecular-weight polyethylene — (UHMWPE or sometimes shortened to UHMW), also known as high modulus polyethylene (HMPE) or high performance polyethylene (HPPE), is a subset of the thermoplastic polyethylene. It has extremely long chains, with molecular weight numbering in the… …
55Field hockey — sport imagesize=300px caption=A game of field hockey in progress union=International Hockey Federation nickname=Hockey first=19th century registered= clubs= contact=Yes team=11 players mgender= category=Indoor/Outdoor ball=Hockey ball… …
56Erosion — is the carrying away or displacement of solids (sediment, soil, rock and other particles) usually by the agents of currents such as, wind, water, or ice by downward or down slope movement in response to gravity or by living organisms (in the case …
57Motor oil — For the TV documentary focused on the Edmonton Oilers of the National Hockey League, see Oil Change (TV Series). Motor oil sample Motor oil or engine oil is an oil used for lubrication of various internal combustion engines. The main function is… …
58Ultra high molecular weight polyethylene — (UHMWPE), also known as high modulus polyethylene (HMPE) or high performance polyethylene (HPPE), is a subset of the thermoplastic polyethylene. It has extremely long chains, with molecular weight numbering in the millions, usually between 2 and… …
59Coal assay — Coal Analysis techniques are specific analytical methods designed to measure the particular physical and chemical properties of coals. These methods are used primarily to determine the suitability of coal for coking, power generation or for iron… …
60Acid erosion — Classification and external resources ICD 10 K03.2 MeSH D014077 Acid erosion, also known as dental erosion, is the irreversible loss of tooth structure due to chemical dissolution by acid …
