The best and easiest way to extract gold from ceramic CPU and computer parts with sodium cyanide

Поделиться
HTML-код
  • Опубликовано: 27 окт 2024
  • Necessary equipment for extraction, hydrogen peroxide 20 grams, sodium or potassium cyanide 10 grams, zinc powder 20 grams, hydrochloric acid 50 grams, oxygen capsule and melting tool, caustic soda to adjust Ph

Комментарии •