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Moreover, the use of leaching agents is pivotal in mining operations, particularly in gold and copper extraction. Cyanide is the most widely known leaching agent used to dissolve gold from ore, although its toxicity raises environmental and safety concerns. To address these issues, researchers are increasingly looking for eco-friendly alternatives, such as thiosulfate or halides, that can effectively leach gold without the environmental risks associated with cyanide.
list of mining chemicals

The safety of artificial sweeteners like Acesulfame K and Aspartame has been a topic of ongoing research and debate. Regulatory bodies, including the U.S. Food and Drug Administration (FDA) and the European Food Safety Authority (EFSA), have conducted extensive evaluations and deemed both sweeteners safe for human consumption within established daily intake levels.
950 and 951 sweeteners
