Ancient Greek buildings were
What is ` a brick` ?
Engineers use computers to design gas systems.
Computers are also used for calculations.
Gas comes to the building from
.......– smaller pipes that carry gas to different appliances (boiler, stove, heater).
What is LPG?
Main parts of a gas pipe system:
Flexible connectors – short, bendable pipes used for gas cookers or heaters.
Branch pipes deliver gas to different __________.
Створюйте онлайн-тести
для контролю знань і залучення учнів
до активної роботи у класі та вдома