Make sure you know the words and word combinations from the box and insert them into sentences.
( consists, the system of piping, explosions, volume, the boiler, tank, radiators, the
water, at all times, hot water installation )

A steam, or a hot water heating plant essentially of the radiators, the
boiler and connecting the former with the latter. Steam or hot water
from is circulated through the piping and : in these the steam
condenses giving up its latent heat and given up some of its heat, thus
warming the rooms. In the usual , the boiler, pipes and radiators are kept
full of water , an expansion being provided to compensate for the
increase in of water when heated and to prevent in case of
generation of too much steam.

Semfore    3   03.05.2021 13:34    11