Caluanie Means for crushing metals and refinement of precious and semiprecious stones. It is used for the refinement of precious and semiprecious stones, metal crushing, in the chemical industry. This is exactly the tool that makes a stone of the highest stone, such as jade, from very poor quality is this tool that all Chinese are looking for, for this very purpose. If you want to make jade of poor quality into jade of the quality of the 7th vein, feel free to contact. Fans of breaking nails with their bare hands after a 10-20 second dive. We are committed to our services and the most reliable supplier of Caluanie. We use a reliable supplier company and achieve 100% success in all countries. Heavy water changes the properties of the metal making it brittle. But at the moment of evaporation of heavy water, the metal returns to its previous state.