Potential source of contamination for agricultural products is not Solar exposure.
What is Contamination?
The action or state of making or being made impure by polluting or poisoning.
Contamination of agriculture include insectides, herbicides, hormones etc.
Insecticides:- these are used to kill insects.
Herbicides:-these are used to kill weeds or some insignificant herb growing around the crop.
Hormones:- these are used in plants to accelerate their growth
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