Izinga eliphezulu laseShayina lokubulala amagciwane amashubhu e-ventilator angalahlwa akhiqizwa yile fektri kuyindlela ephumelela kakhulu yokuqeda amagciwane ayingozi emishinini yezokwelapha.Lo mkhiqizo uklanyelwe ukusetshenziswa neshubhu le-ventilator elingalahlwa futhi uhlinzeka ngenqubo ephelele yokubulala amagciwane eqinisekisa ukuphepha kweziguli nabasebenzi bezokwelapha.