Abaninzi bakholelwa ukuba imvume evumela ukuba iinwele zivelele. Kwinqanaba elithile lilungile, kodwa abanikazi beenwele ezilungileyo, abagqiba ukuzama ukusebenzisa i-chemistry, badla ngokudumazeka ngenxa yesiphumo. Isigxina sinokutshabalalisa iingcambu, iinwele ziba zome kwaye ziyakwazi ukugqithisa kwisiseko, zidideke ngakumbi kwaye maxa wambi zibukeka zifana ne-bast. Abo abanqweneli ukusebenzisa i-hair curlers kunye nokuphoqeleka imihla ngemihla, abalungisi bezinwele banikela inketho yokunciphisa - i-chemistry elula, ehlala kwiinyanga ezi-3-4. Okanye iindidi zayo zibala. I-chemistry ekukhanyeni kunye nokudweba kunika iindwele ezincinci kumqulu olula kwiingcambu, kwaye iiphulaphu ziphuma zilula kwaye zibukeka zendalo. Ubuncedo bezo ndlela zombini kukuba i-curl ngokwayo iya kuba yinto engapheliyo, kwaye imfuneko yokunqanda inwele "ezitshisiweyo" iphela. Enye indlela, eyabonakala ngokutsha nje, i-biocoal. Kuye, kukho izixhobo ezizodwa eziye zaphuhliswa, ezibandakanya iprotheni ye-biological enefuthe elihle kwisakhiwo seenwele.