Babu zinari, babu wanda yake cikakke”, haka kuma kwamitin PCB. A cikin walda na PCB, saboda dalilai daban-daban, sau da yawa ana samun lahani iri-iri, kamar walda, zafi mai zafi, gadoji da sauransu. Wannan labarin, Mun yi bayani dalla-dalla dalla-dalla halaye na bayyanar, haɗari da kuma sanadin bincike na 16 na kowa ...
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