Heatswell – heat activated coffee cup insulation

Computers & Mobile Craft & Design

By Phillip Torrone

Phillip Torrone

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

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@adafruit

March 29th, 2010 4

Heatswell via NOTCOT.

Pour a hot beverage like coffee, tea, hot chocolate or soup into this thin stackable coffee cup and watch its midsection swell to form a cool insulating collar – a 100% genuine endothermic reaction.

Tagged Gadgets

By Phillip Torrone

Phillip Torrone

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

View more articles by Phillip Torrone

@adafruit

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