Ngaba uvakalelwa kukuba amandla enqwelo-mafutha akanamandla njengangaphambili, ukusetyenziswa kwepetroli kuye kwanda, umbhobho wokukhupha umoya usakhupha umsi omnyama ngamaxesha athile, ioli ye-injini ivuza ngendlela engaqondakaliyo, yaye injini yenza ingxolo engaqhelekanga?Ukuba imoto yakho inezi ziganeko zingentla zingaqhelekanga, kuyimfuneko ukuba ...
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