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nerve and blister in liquid form
nerve and blister agents in liquid form
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If you are referring to how food becomes contaminated then there are three types of contamination and two ways in which it can occur. The 3 types of ways food can be contaminated is by Physical Contaminants: Chemical Contaminants: Contamination of food through a chemical based product such as bleach Biological Contaminants: Contamination from microorganisms such as, yeast, parasites, viruses, bacteria and mold The 2 ways in which food can be contaminated is through Direct Contamination: contamination of food from the original place it was produced, ie. salmonella on chicken, Cross-Contamination: when food is contaminated from one food to another through a non-food object. Ie Apple is contaminated because you did not wash your hands( non food object) after cutting raw chicken.
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