Thiol-SAMMS can also recover precious metals such as copper and gold, and researchers are now switching out the sulfur for other atoms so that it could mop up radioactive waste.
Radioactive intensity of molybdenum products and gold and silver concentrate can reach the national standard.
钼产品与金银精矿放射性强度均达到国家标准。
3
She and colleagues explored the depths of South African gold mines and, to their great surprise, found bacteria sustained only by the radioactive decay of nearby rocks.