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* Label {} [+] Name* Email* 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments