industrial contaminants

  • Created by: Tanya
  • Created on: 23-05-12 19:48


Radioactivity has been around since the earth was created and it exists naturally in the atmosphere, soil, seas and rivers. It's also created by human activity during energy production and military operations. Inevitably some of this gets into the food we eat.

Radioactivity is invisible, tasteless and not mentioned on food labels. But levels in food are strictly monitored and controlled

There are some common sources of natural radioactivity in food, one of which, for example, is a component of potassium called potassium 40. It forms 0.012% by weight of all natural potassium and occurs…


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