Mushrooms are a popular food used in many cuisines worldwide. Though their close resemblance to edible mushrooms can be misleading, some mushrooms are poisonous. Mushroom poisoning can occur after ingesting poisonous mushrooms due to the toxic substances that are present. Mycophagists are individuals who collect mushrooms for consumption, and the process of collecting mushrooms is called mushroom hunting. 

What Makes Chemicals Poisonous

You've heard that toxic chemicals are bad for you, but what exactly is a toxic chemical? The U.S. Environmental Protection Agency or EPA defines a toxic chemical as any substance which may be harmful to the environment or hazardous to your health if inhaled, ingested or absorbed through the skin. Many useful household projects contain toxic chemicals. Common examples include: