Safety

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Safety, the most important subject. As many of the chemicals we are using for recovery and refining are dangerous the potential for serious harm is large.

Contents

Acids

Acid Fumes

NOx gases

Mixing acids

Strong Bases

Ammonia dangers

Metal salts that crystallizes or dries out from ammoniacal solution have the potential of creating explosive fulminating salts. Never leave metal in ammonia solution, always add HCl to make it acidic to avoid dangers.

Silver chloride dissolved in ammonia blows up a refinery

Cyanide

Arsenic in ores

Mercury

Fire hazards

References

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