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An air mattress made by car exhaust emissions and installed by anyone easily before a rescue team arrives.
It can be installed at once and rescue a large number of people faster than a rescue team does .
Sangmyung Uiversity
Cheonan-si, South Korea
Min ji Yang,
Sangmyung Uiversity
Min jun Kim,
Sangmyung Uiversity
Jinu Lee,
Sangmyung Uiversity