There’s now an alternative with a longer lasting flavour Science Photo Library / Alamy Stock Photo
Chewing gum that zaps your tongue with electricity keeps the flavour going forever.
The pain-free device is called 鈥渦nlimited electric gum鈥. It uses the piezoelectric effect聽鈥 a phenomenon where some materials produce electric charge when squeezed. When the 鈥済um鈥 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, by varying the pattern and strength of…
