36. Gray Hair Removal with Radium

Gray Hair Removal With Radium

So this method worked, in that it would remove peoples’ gray hair, but it would also remove their hair completely.

35. Using Mercury for Cold Sores

Using Mercury For Cold Sores

Mercury is definitely not the safest method to treat a cold sore and in fact, wasn’t successful at treating cold sores at all. We can’t say we’re very surprised.

34. Urine as Mouthwash

Urine As Mouthwash

Because Listerine wasn’t around back then, people came up with an anti-bacterial mouthwash of their own, urine.



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