Environmental Factors that Cause Ill Health Crossword

A substance added to what we eat to enhance its flavour or appearance or to preserve it.
A medicine (such as penicillin or its derivatives) that inhibits the growth of or destroys microorganisms.
To treat (food) to prevent its decomposition.
A substance that is added to food to change its pigment.
To decrease health issues, we can buy ________ meat.
We should always read the __________on food before we consume it.
It is inhumane to pack animals into _______spaces.
We could decrease inhumane farming practices by consuming alternative sources of ________.
When the stock of fish in a certain body of fish has been depleted because people have caught too many fish.
If too much _______ grows in the ocean because there are not enough fish to eat it, it can harm the ecosystem.