What do radiators use to heat buildings?
coal CFCs Solar power Oil Oxygen hot Hydrogen fuse
A B C D E F G H
Radiators are used to heat the building, The energy source is oil.
Radiators use oil to heat buildings.
What do radiators use to heat buildings? (A) coal (B) CFCs (C) Solar power (D) Oil (E) Oxygen (F) hot (G) Hydrogen (H) fuse