NAFDAC explained that only welders are permitted to use calcium carbide for tasks such as melting iron and not sold to fruit vendors. The National Agency for Food and Drug Administration and Control ...
[MacGyver] would be proud of [Hyperspace Pirate]’s rough and ready method of producing acetylene gas from seashells and driftwood. Acetylene, made by decomposing calcium carbide with water, is a ...
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