A chemical process for eliminating cellulosic matter from admixture with animal fibres by degrading the cellulosic material to an easily friable condition. The process involves treatment with an acid, as by the use of hydrochloric acid gas (dry process) or sulphuric acid solution (wet process), followed by heating
Textile Resource (http://www.textile.org.uk)
The process of treating wool with chemicals, usually acids, to destroy and remove the burrs without seriously damaging the wool. The usual chemical used is sulphuric acid. Wool so treated is known as carbonized wool
Textile Links (http://www.textilelinks.com)