(~s)
Solid fuel is fuel such as coal or wood, that is solid rather than liquid or gas. (BRIT)
N-MASS
(~s)
Solid fuel is fuel such as coal or wood, that is solid rather than liquid or gas. (BRIT)
N-MASS
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012