Mumakampani amafuta ndi gasi timabaya mankhwala motere:
• Kuteteza zomangamanga
• kukhathamiritsa njira
• kutsimikizira kuyenda
• ndi kupititsa patsogolo zokolola
Mankhwala amagwiritsidwa ntchito m'mapaipi, akasinja, makina ndi zitsime.Ndikofunikira kupewa zoopsa zomwe zingabwere ndi jakisoni.Mankhwala ang'onoang'ono amatha kupangitsa kuti nthawi yocheperako kapena kutsekeka kwamadzimadzi, mankhwala ochulukirapo amatha kuwononga maziko ndikupangitsa kuti matanki opanda kanthu kapena kusokoneza kukonzanso.Zikukhudzanso kachulukidwe koyenera kwa mankhwala ndi kuphatikiza koyenera kwa mankhwala angapo.
