Ammonia is a colourless liquid or gas with a strong, sharp smell. It is used in making household cleaning substances.
N-UNCOUNT
Ammonia is a colourless liquid or gas with a strong, sharp smell. It is used in making household cleaning substances.
N-UNCOUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012