explosion relief valve
41MythBusters (2007 season) — Country of origin Australia United States No. of episodes 25 (includes 4 specials) Broadcast Original channel Discovery Channel …
42cardiovascular disease — Introduction any of the diseases, whether congenital or acquired, of the heart and blood vessels (blood vessel). Among the most important are atherosclerosis, rheumatic heart disease, and vascular inflammation. Cardiovascular diseases are a …
43Characters of Half-Life — This is a list of characters in the Half Life series of games, which comprises Half Life, Half Life 2 and their respective expansion packs and episodes. Contents 1 Introduced in Half Life and expansion packs 1.1 Gordon Freeman 1.2 The G Man …
44Fukushima 50 — Satellite image of the Fukushima I Nuclear Power Plant where the Fukushima 50 were assigned to stabilize the six reactors at the plant Fukushima 50 is the alias given by the media to a group of employees at the crippled Fukushima I Nuclear Power… …
45Uncontrolled decompression — refers to an unplanned drop in the pressure of a sealed system, such as an aircraft cabin and typically results from human error, material fatigue, engineering failure or impact causing a pressure vessel to vent into its lower pressure… …
46October 2007 — is the tenth month of that year. It began on a Monday and 31 days later, ended on a Wednesday. International holidays October 2 – Gandhi Jayanti (India) October 3 – Last third of Ramadan which includes Laylat al Qadr (Islamic) October 3 – end of… …
47HMS Affray (P421) — HMS Affray (P421), a British Amphion class submarine was the last Royal Navy submarine to be lost at sea, on 16 April 1951, with the loss of 75 lives. All vessels of her class were given names beginning with the letter A; she was the only ship of …
48Cameron International — Corporation Type Public (NYSE: CAM) Industry Oil well Services, Equipment …
49USATC S160 Class — China KD6, ÖBB Class 956, ČSD Class 456.1, SNCF Class 140U, SEK Class Θγ (THg), MÁV Class 411, FS Class 736, PKP Tr201 and Tr203, Russia class ШA, Renfe class 553, TCDD 45171 Class, JZ class 37 607 at the US Army Transportation Museum …
50Mexico — /mek si koh /, n. 1. a republic in S North America. 97,563,374; 761,530 sq. mi. (1,972,363 sq. km). Cap.: Mexico City. 2. a state in central Mexico. 6,245,000; 8268 sq. mi. (21,415 sq. km). Cap.: Toluca. 3. Gulf of, Mexican, Golfo de México /gawl …
