Mowa ndi mankhwala opangidwa ndi maatomu a carbon, haidrojeni, ndi mpweya.Ndi madzi opanda mtundu omwe ali ndi fungo lapadera komanso kukoma kwake, komwe amagwiritsidwa ntchito kwambiri pazakumwa zoledzeretsa.Mankhwala opangira mowa ndi C2H5OH, ndipo amapangidwa ndi kupesa kwa shuga ndi mbewu.