However, oxidative stress is actually useful. in some instances. For example, oxidative stress. induces apoptosis to prepare the birth canal for. delivery. Also, biological defense mechanisms. are strengthened by oxidative stress during. appropriate physical exercise and ischemia.
The 100th anniversary of the Triangle shirtwaist factory fire, which killed 146 workers in a New York City garment factory, marks a century of reforms that make up the core of OSHA's mission.
1 Smoking materials are the leading cause of home fire deaths. 2  Most fatal fires kill one or two people. In 2014, 15 home fires killed five or more people resulting in a total of 88 deaths.  During 2009-2013, roughly one of every 335 households had a reported home fire per year.