Quantcast

Latest Personal armour Stories

2012-05-01 11:41:52

Virginia Tech released today the results of its 2012 rating for adult football helmets that is designed to assess a helmet's ability to reduce the risk of concussion. A total of three helmets achieved a "5 star" mark, which is the highest rating awarded by the Virginia Tech Helmet Ratings. In addition to the Riddell Revolution Speed, which was the only helmet to receive 5 stars last year, the Rawlings Quantum Plus and Riddell 360 also earned 5 stars as the best available helmets. The...


Latest Personal armour Reference Libraries

45_492618f1a386d64b3214b2ba47f628ad
2010-12-03 22:35:03

Kevlar, a trademark of para-aramid synthetic fiber, is related to other aramids such as Nomex and Technora. DuPont developed Kevlar in 1965 and was first commercially used in the 1970s as a replacement for steel in racing tires. Its normal form is as a rope or a sheet of fabric that can be used as an ingredient in composite material components. Kevlar is used in bicycle tires, racing sails, and body armor due to its high tensile strength-to-weight ratio. Twaron, produced in 1978, is a...

45_5b86f15a3b4b775b2bbe988cb5567159
2010-11-19 17:31:54

Kevlar, a trademark of para-aramid synthetic fiber, is related to other aramids such as Nomex and Technora. DuPont developed Kevlar in 1965 and was first commercially used in the 1970s as a replacement for steel in racing tires. Its normal form is as a rope or a sheet of fabric that can be used as an ingredient in composite material components. Kevlar is used in bicycle tires, racing sails, and body armor due to its high tensile strength-to-weight ratio. Twaron, produced in 1978, is a...

More Articles (2 articles) »
Word of the Day
mallemaroking
  • Nautical, the visiting and carousing of sailors in the Greenland ships.
This word is apparently from a confusion of two similar Dutch words: 'mallemerok,' a foolish woman, and 'mallemok,' a name for some persons among the crew of a whaling vessel.