Nguva pfupi yadarika, Dingzheng Heavy Machinery yakatarisana nechimbichimbi chinodiwa nevatengi kune rotary kiln muswe hood. Iyo kambani yakakurumidza kumisa nzira yayo yekupindura emergency, nemadhipatimendi ese achishanda mukubatana pamwe nekushanda kwakanyanya. Kubva panguva iyo mutengi akaisa odha, dhipatimendi rekugadzira rakakurumidza kugadzirisa hurongwa hwaro hwekugadzira uye ndokupa pekutanga kuronga kugadzirwa kwehovhoni yemuswe. Zvichakadaro, madhipatimendi ekuongorora zvemhando yepamusoro akatevera panguva imwe chete kuti aone kunaka kwechigadzirwa uye kufambira mberi kwekugadzirwa kwechigadzirwa. Nekubatana kwevashandi vese, chirongwa chose-kubva pakusimbisa maodha uye kugadziridzwa kwekugadzirwa kusvika pakuongororwa kwechigadzirwa{5}chakapera muzuva rimwe nechidimbu chete.
Parizvino, iyo rotary kiln tail hood yakatakurwa zvizere uye yakabudirira kutumirwa kunzvimbo inotsanangurwa nemutengi. Izvi zvinoratidza mukuita kuzvipira kwesevhisi ye "kugadzirisa zvinodiwa nevatengi nekukurumidza," ichipa rutsigiro rwakasimba rwekuenderera kwekugadzirwa kwemutengi.
