A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c9.s4.43
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c9.s4.43
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v1.c9.s4.43
Leeches which are produced in dirty water and from the decomposition of poisonous fishes, insects, frogs, urine and fæces are poisonous. Those produced in pure water and from the decomposition of the different varieties of the *Nelumbium Speciosum* and the *Nymphæa* lotus and of *Saivāla* (*Blyxa octandra*) are non-poisonous.