We should NEVER keep volatile solvents, such as ether, acetone, or benzene, in an open beaker or Erlenmeyer flask because vapors can ignite and flashback if they reach a flame. All BUT ONE safety precaution is necessary when using volatile solvents. That is . WILL MARK BRAINIEST
a. work under a fume hood

b. know how to engage the safety shower

c. always heat in a closed container

d. know the location of the fire extinguisher

answer: i don't know

explanation:

you need to provide a picture, otherwise i can't tell you.

if you can provide one, i'd be more than happy to you with this!

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.

c. is the correct answer