stackyFACTS
A strain gauge under the platform flexes by a fraction of a millimeter when you step on it, changing its electrical resistance; the scale uses that change to calculate your weight.
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A dishwasher doesn’t fill like a bath: it pumps a small pool of water through spinning spray arms to wash the dishes.
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An auger gathers the snow and sends it to a fast-spinning impeller, which throws it through the chute. Air is not doing the main pushing. Splitting collection…
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A bimetallic strip bends as it heats because its bonded metals expand by different amounts. In mechanical toaster designs, that movement can control a…
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A spring-loaded toaster pops bread up when it's done, helping keep it from burning.
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A refrigerant boils at low pressure inside the fridge, absorbing heat from the air and your leftovers. The compressor circulates it through the cooling system.
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Early gas burners could be hard to see in bright kitchens, leaving people worried that an invisible flame might set their sleeves alight.
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