Survivors of a nuclear attack are grouped together for days in the basement of their apartment building, where fear and dwindling supplies wear away...
Documentation of three Survival Research Laboratories events, 1983-1984. Meet Stu, the SRL guinea pig, and see him training to operate the 4-legged...
Demonstrates the differences between alternating current and direct current arc welding processes, and in particular the finer control available with...
Besplatni neograničeni pristup, Potražite bilo što bez oglasa, Milijuni naslova koji se dodaju svaki dan, Sve platforme i potpuno optimizirane, Bilo gdje i bilo kada
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