[Q]: Objective: To let the water "breathe" in the aluminum wall aquarium.
[A]: Create large holes in the aluminum at the top of the tank.

[Q]: Objective: How to stuff egg carton to make fire starter.
[A]: Using dryer lint, fill each slot of egg carton with the lint. When full, drop wax over each hole where the lint is located. Wait to solidify.

[Q]: Objective: To cool a mixture, you can
[A]: Place it in the refrigerator

[Q]: Objective: PDF files
[A]:
can tie together several old books into one document