It's one of those situations where it doesn't take long for you to be left mesmerised. As devotees of the world of YouTube hydraulic press videos will already know, there's something soothing about watching a whirring nub of metal appear to lightly descend over an object – a golf ball, say, or the entire blonde Barbie doll above – and almost cheerily get to work crushing it under an unimaginable weight.
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