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Unknown Powder & Fluid Refine WAS THERE GOLD?

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244 views10likes12:26UKMRGOLDOriginal Release: 2026-07-06

This video demonstrates a systematic gold refining process where an unknown powder sample undergoes multiple chemical treatments: initial filtration to separate solids, nitric acid dissolution to remove base metals like copper and zinc, and aqua regia treatment to dissolve gold. The process concludes with sodium metabisulfite testing to confirm gold presence. The demonstration shows that the sample contained no gold, as no reaction occurred during the final testing phase, illustrating how chemical analysis can definitively determine the composition of unknown materials.