(BBC News) A new system to resist terrorist bombs smuggled onto aircraft has been tested in dramatic experiments.
A device called FlyBag is designed to absorb the shockwaves and shrapnel caused by explosions.
If security fails and a bomb reaches the luggage hold, the idea is that the blast would be safely contained.
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The trials - using old jets at Cotswolds Airport in Gloucestershire - showed that explosions on board caused no damage.