Oliver has been hanging out with his friends most weekends….
Oliver has been hanging out with his friends most weekends. Some of them have been vaping lately. Oliver’s uncle smokes cigarettes and he has always hated the smell of them. He doesn’t seem to mind the vaping because it is either without scent or nicely scented. He decides to go ahead and try vaping with his friends. Oliver would be considered to be experimenting with ______.