Kuchengetedza vharuvhu: mudziyo wekuchengetedza unovhura kuderedza kumanikidzwa kana dzvinyiriro mukati meiyo liquefied peturu gasi rekuchengetedza tangi rakanyanya.
Iyo dial saizi muganho wekumanikidza Gauge ndeye 1.5 kusvika 3.0 times kana 2 times inobvumidzwa kushanda kunoshanda.
