Ekukhiqizeni kwethu kwansuku zonke, kusadingeka ezindaweni eziningi zekheshi lebhakede elilodwa. Isithuthi sebhakede esisodwa sisebenza ekuphakamiseni okuqondile kwe-granule okufana nommbila, ushukela, usawoti, ukudla, ifolishi, imboni yepulasitiki namakhemikhali, njll. Kulo mshini, ibhakede lishayelwa amaketango...
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