Hardeners definitions

Hardeners

1) Paint additives
Found on https://www.crosswordclues.com/clue/hardeners

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Hardeners

Are chemicals often used with a fixing bath to strengthen the physical characteristics of an emulsion. The most common hardeners are potassium or chrome alum
Found on http://www.encyclo.co.uk/local/21048

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Hardeners

Are chemicals often used with a fixing bath to strengthen the physical characteristics of an emulsion. The most common hardeners are potassium or chrome alum.
Found on http://www.rodsmith.org.uk/photographic%20glossary/rods%20photographic%20gl

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