What is a sentence using the word contaminant?

Answer 1

The contaminant in the water supply was ammonia leaking from a storage tank.

Once the contaminant is identified, likely sources for it can be checked.

The experiment was ruined when a contaminant was found in the sterile solution.

Answer 2

Officials worried that leaking chemicals would contaminate local drinking water supplies.

Fallout from a nuclear explosion can contaminate nearby ships with radioactive dust.