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Swamp Coolers: Ancient Tech for Modern Heat | Dover News
Before modern AC, the Southwest survived scorching heat with damp sheets and dawn work—then came the swamp cooler, a genius 1908 invention by Oscar Palmer that used water evaporation to chill air. Still effective in dry climates like Arizona, it’s a low-cost, eco-friendly alternative to energy-hungry AC—and experts are now blending it with humidity control for smarter cooling. As global temperatures rise, this ancient trick proves its enduring value. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:advertise@thednn.ai This is an…
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