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.
September 11, 2001. The deadliest day in U.S. law enforcement history, 72 officers were killed as a result of the terrorist attacks on America. Seventy-one of the officers died while responding to the attacks on the World Trade Center in lower Manhattan, including 37 members of the Port Authority of New York and New Jersey Police Department.