Uhlalutyo lwesiphako sevalve yebhola yaseTshayina: ulondolozo lunzima ngakumbi
Ivalve yebhola sisixhobo sokulawula ulwelo esisetyenziswa ngokuqhelekileyo, isakhiwo sayo esilula, ukutywinwa okulungileyo kunye nezinye iingenelo zenza ukuba zisetyenziswe ngokubanzi kwi-petroleum, imichiza, isinyithi, amandla ombane kunye namanye amashishini kwintsimi yokulawula ulwelo. Nangona kunjalo, xa kuthelekiswa neenzuzo,Ivalve yebhola yaseTshayina kananjalo inezinye izinto ezingeloncedo, enye yazo kukugcinwa okuntsonkothileyo. Eli nqaku liza kuvela kumbono wengcali, ukuba uhlalutye ukusilela kwe-valve yebhola yaseTshayina.