Recent content by Torey

Thanks for all the pasted info. As you can see, I am a total novice at this … I ordered some 99.9% powdered bismuth but wanted to learn a little more first. I've heard most people say (and toxicology reports) that it's relatively safe - especially considering Pepto Bismol - but I've also read...

I get you, Borek. The way I found Physics Forums in the first place was I stumbled on a thread where another person was asking about the safety of bismuth. He had a number of answers, with almost everyone thinking it was safe, but I wondered how this compared to other metals. But, I realize that...

A little background on my experiment … "Henna" (Lawsonia plant hair dye going way back to ancient times) used to be combined with metallic salts to cause it to adhere to the hair and make it thicker with cumulative use. In foreign countries "compound henna" is still being sold but often w/...