Despite this, arsenic continued to be used in consumer products and medicines until the early 20th century, when its dangers became more widely recognized and its use was regulated
"So a trust fund that should have $2.5 billion in it now doesn't have much at all, and unfortunately that's one of my biggest disappointments
[2] Ahijevch & Garrett, 2010 [3] Levy, et al., 2011 [5] Hersey, et al., 2006 [6] NSDUH, 2004-2008 [7] Giovino GA, Villanti AC, Mowery PD et al
Bronchial constriction is the abnormal tightening of the airways, which makes breathing more difficult
And I remember being surprised because I had believed that it wasn't until the mid-20th century, maybe a little before the famed 1964 U.S