Which of the following is NOT a natural toxin that can contaminate food?

a. Ciguatera

b. Methyl Mercury

c. Aflatoxins

d. Dioxins

Option b. Methyl Mercury (quick silver)

It is a metal that is liquid at room temperature. It's a poisonous mercury. it forms when bacteria react with mercury in water, soil, or plants. It's been used to preserve grain that is fed to animals. It's used in fluorescent lights, batteries, polyvinyl chloride and latex paint.