Masala a Solvent a sephutheloana a kopantsoeng hangata a hlahisoa mesaletsa ea mokelikeli oa enke, mokelikeli le ts'ebetso ea tlhahiso, lihlapolli tse sebelisoang hangata joalo ka toluene le butanone, ethyl acetate.
Setšoantšo sa GB9683—
Metsoako e rarahaneng ea 1988, ka boeona ha se ho bola, tšilo ea lijo le ho monya 'meleng le eona ha e joalo, ka hona e nkuoa e le thepa e bolokehileng, e seng chefo.
Empa ka lebaka la tlhokahalo ea ts'ebetso, eo hangata e kopanang le mefuta e fapaneng ea li-additives, tse kang ho khothalletsa moemeli, moemeli ea sireletsang, moemeli oa ho tlatsa, ho tlisa mathata a tšireletso ea lijo.
Synthetic rabara e haholo-holo nkiloeng ho oli lik'hemik'hale tse tala, mofuta ke ho feta, e entsoe ka monoma ka dithulaganyo tse sa tšoaneng tsa metsoako polymer, mahala limolek'hule tse nyenyane tse kotsi ho 'mele oa motho.