When Hazardous Wastes Are Injected into Deep Underground Wells

Multiple Choice

When hazardous wastes are injected into deep underground wells:

A) They always contaminate the groundwater.
B) Leaks or spills can occur at the surface.
C) We are utilizing another output approach that encourages waste production.
D) Both leaks and spills can occur at the surface and we are utilizing another output approach that encourages waste production.
E) All of these answers.