10 foods you'll never look at the same way again

How many of these unusual facts about the food you see all the time did you know?(Oh, and sorry in advance if you were about to put ketchup on anything.)

In the 1800s, ketchup was used as a medicine to treat diarrhea.

25 percent of an apple's volume is made up of air. That's why they float in water.

"Canola" is short for "Canadian Oil." It was originally called rapeseed oil.

Coconut water can be used as blood plasma. It has the same electrolytic balance as our blood.

You can hallucinate if you take large doses of nutmeg. The "buzz" can last 1-2 days (with many negative side effects).

Oreos are actually vegan.

Mayo can be used to suffocate head lice.

The original pound cake was made with one pound of eggs, butter, flour and sugar ... hence the name.

The tea bag was made by accident. Tea samples were sent to customers in small bags which people would mistakenly brew.

The man who invented the Pringles can was cremated and buried in one. Now that's dedication.