Chemistry, how to produce zinc pellets - Vintage Nostalgia
Chemistry, how to produce zinc pellets

Vintage chemistry lab, preparing zinc pellets by pouring the molten metal into water through a wet besom

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Chemistry, how to cast the mold of a coin - Vintage Nostalgia
Chemistry, how to cast the mold of a coin

Casting the mold of a coin (Thaler) with a mixture of gypsum and water (CaSO4 + H2O)

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