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Thermochromic ink

Thermochromic ink changes colour when exposed to heat (rubbed with a finger) or disappears completely and reappears after a brief cooling-down phase.

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Contact

If you have any questions about our products, please call us on: +49(0)2304/759-0

Diagramm Halbach GmbH & Co. KG
Am Winkelstück 14
58239 Schwerte
Germany

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