Thermometers uye mageji ekumanikidza zvinhu zviviri zvakakosha kune ese ari mumhepo uye anomanikidza ekuchengetedza matangi, uye anoita basa rakakosha mazviri.
Differential pressure gauges inoshandiswa kutarisa mazinga emvura mumidziyo yakavharwa.
Pressure gauge: Kuti udzore uye utarise kudzvanywa mutangi rekuchengetedza, gauji yekumanikidza inofanira kuiswa pane tangi yekuchengetedza.
