If the LHC was operating at its full 7 trillion electron volt capacity, the colliding particles' energy would equal what you'd get from eating 0.00013 micrograms of a candy bar.

如果大型强子对撞机LHC以7万亿电子伏全力运转，碰撞粒子的能量就相当于你吃0.00013微克糖得到的能量。

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In the 70s when I was away from a mains electricity supply, a 12-volt battery would keep my respirator operating for just 20 minutes.

CNN: 'I lived in an iron lung for seven years'