Kazhinji, goho remarara akagadzirwa kuita matombo anenge 80-90%, kureva kuti, tani imwe yemarara inogona kuputsa 0.8-0.9 matani ematombo, nekuti maitiro emarara munzvimbo dzakasiyana akasiyana, senge: viscosity, hupfu hwemukati. Huwandu, hunyoro, nezvimwewo, kana ivhu nekusachena zvichipikisana...
Verenga zvimwe