windblast
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Windblast — is a term commonly used in mining to describe a sudden rush of air or gas due to the collapse of a void.CausesWindblast is common in longwall coal mines, especially those whose roof strata are competent, and do not cave immediately behind the… … Wikipedia
windblast — noun Date: 1582 1. a gust of wind 2. the destructive effect of air friction on a pilot ejected from a high speed airplane … New Collegiate Dictionary
windblast — /wind blast , blahst , win /, n. a strong, sudden gust of wind. [1940 45; WIND1 + BLAST] * * * … Universalium
windblast — ˈ ̷ ̷ ˌ ̷ ̷ noun 1. : a gust of wind 2. : the injurious effect of air friction on a pilot ejected from a high speed airplane * * * /wind blast , blahst , win /, n. a strong, sudden gust of wind. [1940 45; WIND1 + BLAST] … Useful english dictionary
Underground mining (hard rock) — A three dimensional model of an underground mine with shaft access Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, mainly those containing metals[1] such as ore containing gold … Wikipedia
Mitsubishi T-2 — T 2 Mitsubishi T 2 at MCAS Iwakuni Role Trainer Manufacturer … Wikipedia
Alex Lowe — Stuart Alexander Alex Lowe (1962 1999), was widely considered one of his generation s finest all around mountaineers prior to his October 5, 1999 death in a massive slab avalanche on Shishapangma (Xixabangma) in Tibet. The event also claimed the… … Wikipedia
Malcolm C. Grow — Born November 19, 1887(1887 11 19) … Wikipedia
Fighter pilot helmet — A Flight helmet, sometimes nicknamed a bone dome , is a special type of helmet worn by some sorts of aircraft pilots, particularly military pilots. It includes a visor for protection from the sun and from windblast in case of an ejection and an… … Wikipedia
deceleration injury — impact injury to a body within or upon a rapidly moving object caused by the forces exerted when the object is brought to a sudden halt. Deceleration injury can occur in high speed vehicles when they stop or slow down abruptly or when the… … Universalium
