Packaging-free shops may tackle plastic but risk increasing food waste
3 July 2019
Shops that let you bring your own containers aim to tackle the plastic packaging scourge, but they may not be the perfect solution
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Premium
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One raindrop that is less than 4°C cooler than the surrounding cloud can trigger a rapid burst of microdroplets, which can spawn a sudden rainstorm
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A method for quickly coating objects in a thin, environmentally safe mother-of-pearl-like film could protect food or electronics from the elements
