Morekisi oa mochini oa masela oa Switzerland oa Sedo Engineering o sebelisa motlakase sebakeng sa lik'hemik'hale ho hlahisa dae ea indigo e seng e fokotsoe pele bakeng sa denim.

Ts'ebetso ea "electrochemical" e tobileng ea Sedo e fokotsa pigment ea indigo ho boemo ba eona bo qhibilihang ntle le tlhokahalo ea lik'hemik'hale tse kotsi tse kang sodium hydrosulphite 'me ho boleloa hore e boloka mehloli ea tlhaho nakong eo.

Motsamaisi-kakaretso oa Sedo o itse "Re bile le liodara tse 'maloa tse ncha tse tsoang lifemeng tsa denim Pakistan, ho kenyeletsoa Kassim le Soorty, moo tse ling tse peli li tla latela - re ntse re holisa bokhoni ba rona ba ho etsa mechini e mengata ho fihlela tlhoko ea litšebeletso"