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