[Q]: Objective: To reuse a fish tank without it smelling bad, you can
[A]: Rinse it out first

[Q]: Objective: clothes pin
[A]: can be used to break down ice into smaller pieces

[Q]: Objective: Get rid of a hickey.
[A]: Wet spoon, put in freezer for 20 minutes, then lay over hickey.

[Q]: Objective: To prevent fingers from getting red while carrying grocery bags home,
[A]:
hang the bags from a small cylindrical object instead of your fingers.