In the U.S., what is the per capita consumption of: crusted stone, sand and gravel, copper, and aluminum?

Question

In the U.S., what is the per capita consumption of:
crusted stone
sand and gravel
copper
aluminum
?

Answer 1

One or two questions is OK but filling up the first page with your assignment is not cool. You can Google some of this stuff. You can also go to the Department of Energy's website and look some stuff up.