National Institute for Occupational Safety and Health
United States government research agency for preventing work-related health and safety problems
Episodes
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#5758: Why Your Outlet Is 120 Volts and Europe's Is 230The US isn't really a 120-volt country — it's 120/240 split-phase. Here's the engineering logic behind the numbers on your panel. -
#5590: What Alaskan Crab Deckhands Actually Do18-hour shifts, 800-pound steel pots, and a pay structure that's basically a lottery ticket. The real job behind the TV show.