Just about every experimental science trainee experiences some variation on this theme: Their work entails a variety of risks in combination, they have little experience in dealing with those risks, and--much of the time--safety considerations take second place to getting the work done.
"Flooding the market with additional workers ... is going to make engineering even less attractive as a field than it already is. ... The smart ones will be even more likely to opt for a career in law, medicine, or management." --Tom Cross