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  • Kunobva mafuta asina kuchena uye mamiriro ekuumbwa kwawo

    Kunobva mafuta asina kuchena uye mamiriro ekuumbwa kwawo

    Petroleum kana crude imhando yezvakaomesesa zvakasikwa organic matter, iyo huru kuumbwa icarbon (C) nehydrogen (H), kabhoni yemukati inowanzo 80% -88%, hydrogen i10% -14%, uye ine shoma shoma okisijeni (O), sarufa (S), nitrogen (N) nezvimwe zvinhu. Mishonga inoumbwa neaya maelemen...
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