Q: Here is a goal: After removing old paint from the concrete surface of a pool, how should you then clean the surface off?

How would you accomplish this goal?

A: Clean it twice. First with an acid wash mixture of 50% water and 50% muriatic acid, followed by tri-sodium phosphate (TSP) to neutralize the acid and remove dense areas of oil or grease. Rinse it completely with fresh water.

Q: Here is a goal: how to cut through scum in the bath tub.

How would you accomplish this goal?

A: use castile soap and hot water.

Q: Here is a goal: Make a peanut butter and jelly sandwich.

How would you accomplish this goal?

A:
Cover one piece of bread with jelly. Spread peanut butter on the other piece of bread. Close the sandwich and cut in half.