boiler
boiler room
clock
control
device
equipment
faucet
fuel
gage transducer
gas
gate
heat
heating system
heating water
hydraulics
hydrostatic instrument
indicator
industrial
industry
manometer
measurement
measuring
measuring element
metal
needle
pickoff
pipes
power
pressure gauge
pressure hose
pump
steam
steel
technology
temperature
thermal insulation
thermoinsulation
value
valve
water circulation
workplace