This part of ISO 105 specifies a method for deter the resistance Or the colour of textiles of all kinds and in all forms to the action of boiling water.It is mainly applicable to wool and textiles containing wool.
A specimen of the textile (textiles of all kinds and in all forms) between adjacent fabrics is rolled around a glass rod and treated with boiling water. The specimen and the adjacent fabrics are dried separately. The change in colour of the specimen and the staining of the adjacent fabrics are assessed with the grey scales.
For more detail click here:-http://www.dfmg.com.tw/member/standard/bs/BS-E09.HTM