Recovering pure copper from bronze waste -copper on top to help the process accelerate Sutho's Electrolysis Workshop 278 подписчиков Скачать
Innovative Solutions: Improving Conductivity in Metal Refining with Stainless Steel Anode Weights Скачать
Don’t put Hydraucloric, Sulphuric or Nitics Acid Waste in Stainless Steel - Glass or plastic only Скачать