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Author: Charlie Cooke
Photo size: 16.1 Mpixels (46 MB uncompressed) - 4928x3264 pixels (16.4x10.9 in / 41.7x27.6 cm at 300 ppi)
Photo keywords: chemical tests, cutting agent, microcrystalline test, platinic chloride, Sam Drake, talcum powder, University of Derby
Published in: Chemical tests