Entertainment / Photography / Caustic Potash: High alkaline used in high contrast developing solutions to promote vigorous development. Highly corrosive and poisonous.
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Caustic Adjective Synonyms: burning, corrosive, destructive, mordant, astringent
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Life Style / Painting / Encaustic: One of the oldest methods of painting, being practised from at least 3000 BC. Some of the finest existing examples are the mummy portraits from Fayum executed about the 3rd century AD. The colours are MORE
Entertainment / Photography / Caustic Soda: See caustic potash. MORE
Entertainment / Photography / Caustic Potash: High alkaline used in high contrast developing solutions to promote vigorous development. Highly corrosive and poisonous. MORE