CLEAPSS DT - Supporting practical work in science, technology and art


Searching entire Technology Site for Sulfate
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MRAT - 097 - Dyes and Mordants
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Cold water dyes and hot water dyes. Dyeing with mordants.
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Food Tests
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This document is a description of a number of food tests that can be carried out in schools.
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MRAT - 158 - Chemical Etching
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Etching zinc or copper plates for intaglio printing using dilute nitric acid.
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MRAT - 176 - Plaster and Plasterboard
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Applying plaster board to a wooden frame. Finishing boarded surfaces using gypsum plaster.
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