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Bentonite ee dahaarka
Daahan daahan waa nooc ka mid ah daahan lagu buufiyo darbiga gudaha ee caaryada in hab-dhamaadka sare wanaagsan tuurista, shaqadeeduna waa in la sameeyo dhammayn dusha sare ee shubidda wanaagsan, iyada oo la iska ilaalinayo ifafaale dheggan dhexeeya workpiece iyo caaryada.Way ku habboon tahay qalabka shaqada in laga saaro caaryada.Dahaarka waxaa lagu heli karaa dareere ama qaab budo ah.
