Respuestas al mensaje #39

If you make videos with the stuff like Nile Red then you would have a good, plausible story as to why you own these chemicals. Its completely...

It certainly is an investment and will take time, but as I see it, extracting gold is not meant for direct, short-term profit. Saving gold is for...

If it's already dissolved in acid you could easily use it to electroplate cheap copper jewelery and sell the gilded product for a huge mark-up.

If you need to do this on the cheap and your local geology permits, you can do this with calcite. I know someone who had a bunch of HCl he needed...