E sebelisoa e le mokelikeli o phahameng oa ho belisa, polasetiki bakeng sa rabara, lipolasetiki le likoahelo, li-additives lihlahisoa tsa masela le tsa pampiri,
li-retardants tse sa sebetseng tsa malakabe, li-hardener le accelerator, lubricant, flotation agents, defoamers, emulsifiers, stabilizers,
li-extractants, joalo-joalo.