15 Disturbing Facts We Can't Get Out of Our Heads

1.

More than 40,000 parasites and 250 types of bacteria can be exchanged in one kiss.

2.

Bull sharks, one of the most aggressive species on earth, can adapt to freshwater.

3.

Depending on how many people you encounter, you breathe in approximately 1L of fart air every day.

4.

Airplane toilets can suck out your rectum.

5.

If you can smell it, it’s inside of your nose.

6.

While relatively unlikely, it is entirely possible that a gamma ray blast could obliterate us at any moment.

7.

A cockroach can live for 9 days without a head.

8.

22 lbs of pressure is all it takes to explode at testicle.

9.

A jar of peanut butter can contain up to 5 rodent hairs.

10.

It takes 10 minutes to drown in salt water.

11.

FDA regulations allow 10 insects and 35 fruit fly eggs per 8 oz. of raisins

12.

Butterflies have been known to drink blood.

13.

Depending on the brand of toilet paper you use to wipe, the fecal matter can travel through up to 10 layers.

14.

According to the FDA the average person consumes a pound of insects per year, mostly mixed into other foods.

15.

Your feet can sweat up to 20 liters of fluid per year.