I would thing that the answer is A
As the OSHA implies, they introduce a set of guidelines in terms of machinery and machine guarding. In the choices above, the following that the guards will protect a person from are, B, flying chips and sparks, C, In running nip points, D, point of operation and E, rotating parts. So the correct answer as everything is correct is letter A.
Alcohol, For sure is one of them, Pesticides, Household products, Etcetera..
