Coolants in refrigerators and air conditioners contribute to what environmental hazard?A. Acid rainB. Ozone depletionC. Oil spillageD. Global warming 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments