Answer: Exhaled air consists of 78 percent nitrogen, 16 percent oxygen, 4 percent carbon dioxide and potentially thousands of other compounds.
Explanation: Does this help???
Those things usually contain kasine which is known to have addictive properties
Answer:
yes
Explanation:
otherwise you put other people in danger. and you can't do that.
pls don't report if for some reason incorrect.
brainliest pls
