element159 ✭✭✭

Be aware that some tellurium compounds are quite toxic. H2Te is notorious for being overwhelmingly disgusting smelling and equally as toxic. There is a famous anecdote, between the famous chemist Lin… (View Post)

Type examples of large size $1000 notes. I'd pick 4 different: Grand Watermelon, gold, and two others. Then the best condition gold national bank note available. (View Post)

I've bought notes on eBay from outside the USA, with no problems. Shipping of course is a little slower, but not much (with one exception this year because of COVID), plus sometimes you get nice pret… (View Post)

Baking soda would neutralize nitric acid just the same as it will HCl. (View Post)

It is long past time. Very very very long past time. (View Post)