input question: How can you double your zip loc bags?

output answer: Heat up an old butter knife with a lighter and slice the bag in half, (so each side has a zipper part) the hot knife cauterizes the edges of the two new bags and the cauterized edges are as strong as the factory sealed edges!

input question: To open a soda bottle.

output answer: Make sure it hasn't been shaken, then twist off the top.

input question: how do you clean chalk outside?

output answer:
use a firehose to wet where the chalk is, and it will dissolve.