I don't like raw onions

so I won't try this, but it will work with potatoes as well most likely.
It must me a damn good camera trick if it's fake, so I have a simple yes/no self-analysis that we can use to justify its authenticity:
Did I do, and pay attention to science lessons in school?
Do I understand the concept of electrolytes from potatoes, onions and batteries?
Have I tried the method more than once, and have I taken my time? in fact:
Have I tried the method?!
If you answer
no to all of these questions, think
twice before you click "submit reply".
