HSZ mtundu unyolo wamakinawo ndimakina ogwirira ntchito ogwiritsiridwa ntchito kwambiri omwe ndi osavuta kugwiritsa ntchito komanso kunyamula. Itha kugwiritsidwa ntchito mufakitale, mgodi, ulimi, magetsi, malo omangira, kathithi ndi doko, ndipo itha kugwiritsidwa ntchito pakukhazikitsa makina, kukweza, kutsitsa ndi kutsitsa nyumba yosungiramo katundu, makamaka yoyenera kumangidwa pamtunda ndi malowa osagwiritsa ntchito magetsi .Tipanga zinthuzo mogwirizana ndi mtundu wa dziko, gwiritsani ntchito mtundu wamagetsi wokhala ndi magawo awiri .Kapangidwe kabwino, kabwino kakang'ono, kapangidwe kake, mawonekedwe okongola, voliyumu yaying'ono, kulemera kwakukulu, mphamvu yayikulu , chitetezo cholimba komanso kukhazikika, chogulitsachi chakhala chikugulitsidwa bwino kunyumba komanso pamtunda, chimatha kupikisana, mtundu wodziwika padziko lonse lapansi.