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降温棒 / Coffee Warmer

降温棒
降温棒

When drink coffee or other hot drinks , we may burn our mouth carelessly. Coffee Warmer is a cooling rod, designed for hot drinks. When coffee is very hot, put it in the coffee and stir, then the temperature will decrease soon, and we can know the temperature by the color of 55℃, if the coffee is very hot, the color is red, when it becomes yellow, means people can drink coffee comfortably.

University

Nanchang University

Nanchang University
Nanchang, China

Lijuan Liu,
Nanchang University