Electric chewing gum zaps your tongue to create a virtual flavour hit

时间:2019-03-01 03:02:03166网络整理admin

Science Photo Library / Alamy Stock Photo By Timothy Revell Chewing gum that zaps your tongue with electricity keeps the flavour going forever. The pain-free device is called “unlimited electric gum”. It uses the piezoelectric effect – a phenomenon where some materials produce electric charge when squeezed. When the “gum” is chewed, it produces a small current, which tricks the tongue into experiencing different tastes. It currently produces a salty or bitter taste. But the hope is to extend that, since other research has shown that,