Thieves tampering with ATMs could soon face nasty blast of hot foam and chemicals

Thieves tampering with ATMs could soon face nasty blast of hot foam and chemicals

Thieves tampering with an ATM in an effort to get their hands on its cash could soon find themselves sprayed with hot foam, and a lot more besides, if technology developed by Switzerland’s ETH Zurich gets bought up by banks.

Inspired by the behavior of the bombardier beetle, which, when it finds itself in a tricky situation with a predator, emits an explosion of gas in an act ETH Zurich describes as “the most aggressive chemical defense system in nature”, the team of researchers has created a special layered film that, when damaged, produces a spray of hot foam.

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