◆ Jenereta yapadera ya nayitrogeni yamakampani amafuta ndi gasi ndiyoyenera kuteteza nayitrogeni, kunyamula, kuphimba, kusinthira, kupulumutsa, kukonza, jekeseni wa nayitrogeni ndi magawo ena pakufufuza kwamafuta ndi gasi kumtunda, m'mphepete mwa nyanja ndi m'nyanja yakuya yamafuta ndi gasi. kudyera masuku pamutu....
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