Search results
Results From The WOW.Com Content Network
Operation Starvation sank more ship tonnage in the last six months of the war than the efforts of all other sources combined. The Twentieth Air Force flew 1,529 sorties and laid 12,135 mines in 26 fields on 46 separate missions. Mining demanded only 5.7% of the XXI Bomber Command's total sorties, and only 15 B-29s were lost in the effort. In ...
Physiologist Ancel Keys was the lead investigator of the Minnesota Starvation Experiment. He was directly responsible for the X-ray analysis and administrative work and the general supervision of the activities in the Laboratory of Physiological Hygiene which he had founded at the University of Minnesota in 1940 after leaving positions at Harvard's Fatigue Laboratory and the Mayo Clinic.
The Neil George Safety System (or 5-Point Safety System) is an occupational health and safety program developed for and used in underground mining. The system was developed in 1942 by Canadian engineer Neil George, who at the time was an employee of Inco Limited in Sudbury, Ontario. The program is used throughout Canada and internationally. [1] [2]
Each mine had five separate spring-loaded safety switches in the detonating circuit held open by salt pellets which took about 20 minutes to dissolve in sea water after the mine was dropped overboard from the minelayer. [1] Battery life for the detonating circuit was estimated at greater than two years. [10]
Names used for field rations vary by military and type, and include combat ration, food packet, ration pack, battle ration, iron ration, or meal ready-to-eat (MRE); the latter is widely used but informal, and more accurately describes a specific U.S. field ration, the design and configuration of which has been used worldwide since its introduction.
The quick expansion of mining in West Virginia prompted many mining companies to construct company towns, in which mining companies own many, if not all housing, amenities, and public services. Miners were often paid in "coal scrip", paper notes issued by mining companies that could only be redeemed at company-owned stores in company towns. [3]
“Every time you eat, your saliva breaks food down for digestion, which will create an acid by-product,” explains Lilya Horowitz, DDS, of Domino Dental in Brooklyn, N.Y. “This leads to more ...
The mines were also used by the U.S. during the Battle of Khe Sanh; however, a U.S. Air Force history described them as being "little more than a nuisance," due to the Viet Cong clearing the gravel mine fields by using teams of oxen that dragged logs over them and to the mines themselves becoming inert after a short time.