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T Vacuum Cup / Vacuum Cup

T Vacuum Cup
T Vacuum Cup

It is a problem when people want to drink water in vacum cup without awareness of water temperature inside. It is annoying especially when the water temperature is far from people’s expectation. T-Vacuum Cup provides a simple and direct way to indicate the water temperature inside the cup, which provides great convenience and efficiency. 9 different kinds of therochromic paint is attached on the inside wall of the vacuum cup. When temperature reaches their specific points, the colors will change from black to red. When temperature drops below the specific point, the color will change from red to black


University of Edinburgh

University of Edinburgh

Mingwei Zhang,
University of Edinburgh

Jianfeng Jin,
Shandong University

Dongyun Yang,
University of Edinburgh

Huachao Gong,
Tsinghua University