Questions with the keyword 'air'

• If you cut down a tree, is oxygen or carbon dioxide released in the air, and is it possible to poison yourself with by anon-181914 Comments: (No comments so far )
• Is it possible to destroy particles? I’m thinking what if there was some way to destroy polluted particles before they by anon-181141 to Liza Comments: (No comments so far )
• have you found a way to reduce thepolution that is already in the air now instead of it going into the air by hr101 to Liza Comments: (No comments so far )