Re lula re ntlafatsa le ho ntlafatsa lihlahisoa le litšebeletso tsa rona. Ka nako e ts'oanang, re sebetsa ka mafolofolo ho etsa lipatlisiso le nts'etsopele ea Disposable Welding Respirator, , Mask e felletseng ea sefahleho , Li-headfaar tsa mahala tsa lerōle la bongaka ,Sterton Swab . Re rometse linaheng le libakeng tse fetang 40, tse fumaneng botumo bo botle ho tsoa ho bareki ba rona lefatšeng ka bophara. Sehlahisoa se tla fana ka lefats'e ka bophara, joalo ka Europe, Amerika, Australia, Melbourne, Macedonia, Saudi Arabia, Georgia .Lintho tse ka sehloohong tsa k'hamphani ea rona li sebelisoa haholo lefatšeng ka bophara; 80% ea lihlahisoa tsa rona le litharollo tse romelloang United States, Japane, Europe le limmaraka tse ling. Lintho tsohle, baeti ba amohelehang ka tieo ba tla ho etela fektheri ea rona.