Ozone-friendly chemicals, products, or technology do not cause harm to the ozone layer.
...ozone-friendly chemicals for fridges and air conditioners.
ADJ
Ozone-friendly chemicals, products, or technology do not cause harm to the ozone layer.
...ozone-friendly chemicals for fridges and air conditioners.
ADJ
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006