This policy helps kids in school stay out of groups that influence them to smoke or do illegal activities.
Smoking increases the chances of getting lung cancer.
Answer:
Chemical contaminants can be present in foods mainly as a result of the use of agrochemicals, such as residues of pesticides and veterinary drugs, contamination from environmental sources (water, air or soil pollution), cross-contamination or formation during food processing, migration from food packaging materials, ...
Chemical contamination occurs when food is contaminated by chemicals. ... Chemical contamination occurs when food is contaminated by chemicals. Some of the most common causes of chemical contamination are cleaning products or pesticides and herbicides from unwashed fruit and vegetables.
the first one
Explanation:
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