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Mapayipi Opumira Mpweya
Chimodzi mwa zinthu zofunika kwambiri pa zomangamanga za dziko lotukuka ndi netiweki yayikulu ya mapaipi ndi mapaipi opangira zinthu. Mapaipi amanyamula madzi, zimbudzi, nthunzi, ndi mpweya ndi ma hydrocarbon amadzimadzi. Mawu akuti "mapaipi opangira zinthu" nthawi zambiri amatanthauza dongosolo la mapaipi omwe amanyamula madzi opangira zinthu (monga mpweya, nthunzi, madzi, mpweya wa mafakitale, mafuta, mankhwala) kuzungulira malo opangira zinthu. Mapaipi ndi mapaipi opangira zinthu nthawi zambiri amapangidwa ndi chitsulo, chitsulo chosungunuka, mkuwa, kapena zinthu zapadera...