The contaminators were responsible for the pollution in the river.

The contaminative waste polluted the river.

The water in the river is contaminable.

She touched the food contaminatively.

Be careful not to cross-contaminate the raw and cooked foods.

The raw chicken cross-contaminated the cutting board.

The chef takes precautions to ensure that he cross-contaminates the ingredients.

Cross-contamination can occur when raw meat comes into contact with cooked food.

The lab takes strict measures to prevent cross-contaminations.

The cross-contaminators were responsible for the food poisoning outbreak.