DOSH Investigating Five Heat Fatalities By: Kevin Thompson Vol: 38 | No: 27 | Published on: July 22, 2011 California's heat season is only a couple of months old, and Cal/OSHA already is investigating five workplace fatalities that could be heat related. Here's what DOSH knows so far, plus info on other fatality probes the agency has started. Read More...This content is for premium subscribers. To read please login or subscribe below.Subscribe Log In Username or Email Address Password Remember Me