Polyacrylonitrile (PAN) esale e le lejwe la motheo le kgutsitseng la bophelo ba letsatsi le letsatsi, boteng ba yona bo lohellwa hara mekgwa ya letsatsi le letsatsi ntle le ho hapa tlhokomelo e totobetseng. Jwalo ka thepa ya dikhemikhale e feto-fetohang, e bapala karolo ya bohlokwa maemong a ho tloha ho diaparo tsa bohlokwa ho isa boiketlong ba lapeng, empa e ntse e sa hlokomelwe haholo ke batho ba bangata.
Lefapheng la masela, likhoele tsa PAN li tumme ka ho boloka mofuthu le ho hema ha tsona ka tsela e ikhethang. Li theha motheo oa liaparo tse ngata tsa mariha, ho tloha liaparong tsa kahare tse bobebe tse futhumetseng ho ea ho li-scarves tse monate, tse fanang ka ho futhumatsa ntle le ho eketsa bongata. Ho feta moo, ho hanyetsa ha tsona ho tsofala le ho fela ho li etsa khetho e tšepahalang bakeng sa liaparo tsa letsatsi le letsatsi, ho netefatsa hore liaparo li boloka boleng ba tsona ka ho li sebelisa khafetsa le ho li hlatsoa.
Ntle le liaparo, PAN e sebelisoa linthong tsa bohlokoa tsa lapeng. Ke karolo ea bohlokoa mefuteng e itseng ea masela a tšoarellang a lapeng, joalo ka likobo tse sebetsang hantle le likoahelo tsa mesamo, moo e tlatsetsang bophelong bo bolelele le boiketlong. Ho feta moo, thepa ea eona e ikhethang e etsa hore e lokele ho sebelisoa lihlahisoa tse khethehileng tsa ho sefa tse etselitsoeng ho ntlafatsa boleng ba moea oa ka tlung.
Thepa ena e sa ithoriseng e ntse e tsoela pele ho tšehetsa bophelo ba letsatsi le letsatsi ka mekhoa ea eona e fapaneng le e sebetsang, e paka hore bohlokoa ba eona bo holim'a botšepehi bo khutsitseng boo bo bo tlisang linakong tse tloaelehileng.
Nako ea poso: Loetse-23-2025
