Silver reacts to sulfur. If you know anything about this element, it’s everywhere. Οντως, humans have used sulfides for years! It is in the air we breathe, soil, common beauty products, καπνός, fertilizers, foods, βενζίνη, ρύπανση…και τα λοιπά. The list is so long there is no way to cover it in a blog, but trust […]
