we don't use distilled water for drinking because it would be too expensive to distill all of it and in any case there are many useful minerals in the water that benefit the body. Most of the things...
you don't have to because bats stop by plants and pee on them
all metals on the periodic table don't dissolve obviously and the part on the right labelled non metals do dissolve
Any object with density greater than 1.
one answer is a brick.A brick does not float on water.