How were nitroglycerine's therapeutic benefits discovered?
A)through careful drug testing
B)the fact that dynamite factory workers with heart conditions had less angina on days that they worked
C)the fact that dynamite factory workers with heart conditions had more angina on days that they worked
D)by reading the literature
E)by prayer

Question

Quizplus · Accepted Answer

Nitroglycerine's therapeutic benefits were discovered when dynamite factory workers with heart conditions had less angina on days that they worked, which was later attributed to the nitroglycerine in the dynamite.

How Were Nitroglycerine's Therapeutic Benefits Discovered