Phokoso lotsika kwambiri, kapangidwe kosavuta kugwiritsa ntchito:
Mota yamagetsiamachepetsa kuchuluka kwa kupanikizika kwa mawu ndi ma decibel 20-30poyerekeza ndi injini ya dizilo. Kuphatikiza ndi kapangidwe kake ka malo otchingira omwe samveka, imakwaniritsa zofunikira zomangira usiku m'malo ovuta monga madera okhala anthu okhala m'mizinda, zipatala, ndi masukulu, zomwe zimapangitsa kuti malo ogwirira ntchito akhale abwino kwambiri.
Mpweya woyera, kuonetsetsa kuti zinthu zili bwino:
Kapangidwe kopanda mafuta pamodzi ndi njira yosefera yogwira ntchito bwino kwambiri imaperekaISO 8573-1 KALASI 0Mpweya wopanikizika wopanda mafuta, kupewa kuipitsidwa ndi mafuta. Ndi woyenera makamaka m'mafakitale omwe ali ndi zofunikira zolimbana ndi mpweya wabwino, monga kukonza chakudya, kupopera mankhwala molondola, ndi zida zachipatala.