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Common Products and Their Ancient Equivalents
"Haimatites" - A pigment (our hematite) that was formerly called lodestone.
"Plaster of Paris" - It was familiar to Theophrastus. He mentions its strength as a cement for walls and as a whitewash.
Perfumes were not unfamiliar to the ancients. Oils were collected from many kinds of flowers and other natural ingredients.
Sodium carbonate - known to them as carbonate of soda - was used in glassmaking, bread making, for colic pains, and was mixed with oil for skin eruptions.
Vinegar, the only acid recognized by the ancients, was used in dissolving soda.
Starch was obtained from wheat soaked in water five times. It was then trodden out, washed, sieved, and dried (Stillman 52).
Glue was prepared from ox hides and from the stomach of a fish in the Black Sea.
Ink was made from lampblack and glue.
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