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Origin of catechu
Words nearby catechu
Example sentences from the Web for catechu
With some dyes a separate bath is needed, such as with Camwood or Catechu.Vegetable Dyes|Ethel M. Mairet
On wool, catechu yields khaki browns in single bath by using copper sulphate as the mordant.The New Gresham Encyclopedia|Various
The fruit of Areca catechu is the betel nut, the favourite stimulant of the Eastern people, which they chew with lime.
Catechu is largely used by the cotton dyer for the production of brown, drab and similar colours.
The extract is an efficient substitute for catechu and kino.Cooley's Practical Receipts, Volume II|Arnold Cooley