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Evaporative coolers were popular in Australia before the widespread availability of electricity: https://en.wikipedia.org/wiki/Coolgardie_safe https://en.wikip
by emmelaich 8y ago
Evaporative coolers were popular in Australia before the widespread availability of electricity:
https://en.wikipedia.org/wiki/Coolgardie_safe https://en.wikipedia.org/wiki/Coolgardie_safe
- tonyedgecombe 8y agoA smaller version is useful for storing insulin on the go: https://shop.diabetes.org.uk/collections/frio-wallets https://shop.diabetes.org.uk/collections/frio-wallets
- emmelaich 8y agoI don't think they're evaporative. Plus you need to recharge? Also, "patented crystal technology" what?!
- tonyedgecombe 8y agoThey are, you soak them before use to 'recharge'.
- kickscondor 8y agoOh I appreciate you chiming in! I had no idea these existed.