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A Cool Competition for Sustainable Labs

a female scientist uses the keypad of a temperature-controlled incubator

Nature

For scientists, a good freezer is like a good colleague: integral to doing your best work. But cooling comes at a great cost. Ultra-low temperature freezers, which usually store samples at –80°C, can use as much energy as an average household, and more as they get older. Multiplied by hundreds of thousands of units in labs around the world, that humble lab freezer has quite an energy footprint.

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