Masiku ano m'malo omanga ndi mafakitale othamanga kwambiri, nthawi imakhala yofunika kwambiri.Kubwera kwa zida zowotcherera mwachangu zamapaipi apulasitiki kumawonetsa kulumpha kwakukulu, kumapereka kusakanikirana kwa liwiro, kuchita bwino, komanso kudalirika.Zopangidwa kuti zikwaniritse zofunikira zamapulojekiti omwe amafunikira kumalizidwa mwachangu popanda kusokoneza mtundu, zida zapamwambazi zikusintha momwe mapaipi apulasitiki amayikidwira ndikukonzedwa.Bukhuli likuwunikira dziko lamakono la zida zowotcherera za pulasitiki zowotcherera mwachangu, kuwunikira momwe zimagwirira ntchito, zopindulitsa, komanso magwiridwe antchito omwe amabweretsa.