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Coin yekuchengetedza kesi ye slab coin inobata yevanotora vateresi
Mhosva yekuchengetedza coin yakagadzirwa neakasimba aluminium zvinyorwa, kusavimbika uye kusashanda, kusiri nyore kupwanya kana kukotama, inopa yakawanda yekudzivirira kupfuura imwe plastiki kana inorema-mutirikadzi-basa rekushandisa kwenguva refu.
Isu tiri fekitari ine makore gumi nemashanu ekuziva, tichinyatsoratidza kugadzirwa kwezvigadzirwa zvakagadzirirwa seMakeke mabhegi, makeke mibairo, Aluminium kesi, nyaya dzekuti ndege, etc.
