I know some people who vape. It has not been tested yet to see if it is harmful. You can build your own or buy one already made or e-cigarettes that look like p

I know some people who vape. It has not been tested yet to see if it is harmful. You can build your own or buy one already made or e-cigarettes that look like paper ones. A real popular one recharges with a USB port. I never heard of them exploding before, must be bad batteries. My brother-in-law vapes and it doesn't harm his teeth like real cigarettes. He had to get them worked on.