No, it is not safe.The rodents will chew their way out from the inside. You'll die.
No.
they can die because of overheating, or they dont have enough water.
You should take your gerbil to the vets ASAP. Your gerbil might be in pain, and if it has been bleeding for a while, they may die from blood loss. If you don't take your gerbil to the vets, they might die within 2-3 days...
Jackie Chew died in 2002.
Ruth Chew died on 2010-05-13.
Ada Nield Chew died in 1945.
Hon Chew Hee died in 1993.
Samuel Chew - captain - died in 1778.
Jack Chew died on 1984-04-05.
Benjamin Chew Tilghman died in 1901.
Benjamin Chew Howard died in 1872.