Dry cleaners, printers, gas stations, and septic tanks undergoing ...

[serike]

Dry cleaners, printers, gas stations, and septic tanks undergoing chemical cleaning are all considered
  sources of what kind of contaminant?
  a. sinking
  b. soluble
  c. floating
  d. reactive
  e. conservative

Question 2

Which solution listed below has not been considered, at one time or another, for the handling of highlevel
  nuclear waste?
  a. Continue the present tank storage.
  b. Put it into a convergent plate boundary
  c. Put it in containers on the Arctic ice shelf
  d. Put it into a salt mine or dome.
  e. Put it is deep chambers in granite

[carojassy25]

Answer to Question 1

A

Answer to Question 2

C