contaminants
A contaminant is something that contaminates a substance such as water or food.
Contaminants found in poultry will also be found in their eggs.
在家禽身上发现的污染物也会在禽蛋中存在。
We are exposed to an overwhelming number of chemical contaminants every day in our air, water and food.
我们每天都会在空气、水和食品中接触到极大量的化学污染物。