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- noun Plural form of
Sorry, no etymologies found.
The manganates, however, are decomposed by contact with organic matter; and hence the green would be liable to suffer from the vehicles employed, as well as by being compounded with animal or vegetal pigments.
This retains its colour after washing and drying, but cannot be recommended as a pigment, being liable to suffer in contact with organic substances, which deoxidize and decolourize the manganates and permanganates.
Most people, however, prefer the even cheaper phosphates and manganates, which are limited to 10-20 minute charges.