Erythrite
n.
A colorless crystalline substance, C4H6.(OH)4 , of a sweet, cooling taste, extracted from certain lichens, and obtained by the decomposition of erythrin ; -- called also erythrol , erythroglucin , erythromannite , pseudorcin , cobalt bloom , and under the name phycite obtained from the alga Protococcus vulgaris . It is a tetrabasic alcohol, corresponding to glycol and glycerin.
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