Mushrooms on contaminated soil, will the mushroom be safe to eat? - Ask Voices with Peter McCoy of Radical Mycology

Mycologist and author Peter McCoy of RadicalMycology.com takes on the question - If I grow mushrooms on soil contaminated with oil or heavy metals, will the mushroom be safe to eat?   To learn more about Peter and see all of the ASK Peter episodes visit permaculturevoices.com/peter