11. Moth balls ? " No Pest Strips ? " Various other relatively inert gases ? 12. Suicide bags have been used with gases other than inert gases , with varying outcomes. 13. Quenching can also be accomplished using inert gases , such as nitrogen and noble gasses. 14. Inert gases are often used in the chemical industry.15. Most breathing gases therefore are a mixture of oxygen and one or more inert gases . 16. The halogens are the absolute opposite of the inert gases , in that they're extremely active. 17. The basic MHD design was to be a system with inert gases using a disk generator. 18. Even completely inert gases , such as argon, can have this effect if oxygen is largely excluded. 19. These include using less flammable fuel and pumping inert gases into fuel tanks to minimize vapors. 20. Pneumatic systems used extensively in industry are commonly powered by compressed air or compressed inert gases .
