http://web.comhem.se/~u58707754/materiallara/materiallara.htm
http://slojd.blogg.avmkr.se/2010/10/28/material-bomull-och-lin/
http://www.hittaplagget.se/mode/material.asp
http://www.eda.se/UserFiles/Archive/3960/Roda_traden/textilslod1.pdf