If your goal is to avoid all suspicion of harmful chemicals, than using traditional deodorant or antiperspirant will make that very difficult. The easiest way to keep your body safe and healthy is to avoid entirely all chemical laden deodorants and antiperspirants, and begin using natural deodorants.
Medical Definition of nitro. : containing or being the monovalent group NO2 united through nitrogen.
A thrilling addition to this list of dirt bike films is Travis and the Nitro Circus . Nitro Circus is an action sport collective led by Travis Pastrana, featuring his friends and him traveling around the world riding dirt bikes, base jumping, and performing stunts. There are 7 sequels to the original.