temperature sensitive ink to indicate customers from hotness by changing its color.
&bullin order for customers to enjoy coffee at its best, it must be brewed and served at a high temperature. on the other hand consumer research reveals that people often prefer to wait for their beverage to cool down before sipping, to avoid the risk of scald burns. &bullcreating a coffee cup that warns you to be extra careful when taking a sip, when your coffee is most likely still too hot for you. the coffee cup changes its design due to the use of a temperature sensitive paint that is &lsquotriggered&rsquo by temperatures above 70°c. &bullwhen coffee is under 70degree celsius cup remains white, above 70.c it starts turning into orange to get sign of hotness.