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Gwangju metropolitan rapid transit corporation - Safety of city rail

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HOME > The steps to wear a gas mask

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The steps to wear a gas mask

  • The steps to wear a gas mask
    • Open the pack and take out a gas mask.
    • Stop breathing and turn the lenses side down wear the mask.
    • Adjust the head band to fit in your head.
    • Check whether the air is seeping out or not by breathing with holding filter.