\'Gross!\' Japanese Tricks to Keep Greasy Fingers Off Touch Screens

Are Greasy Snacks Smearing Your Phone? Japan Has Found a Solution

Snack makers have developed treats that fussy snackers can eat with one hand while trawling smartphones with the other

OSAKA, Japan—Some people fret over the health implications of potato chips. And then there are those who worry about what they do to touch screens.

Cleanliness-obsessed consumers are fed up with soiled fingers gumming up smartphones, computer mice and other electronica. “I used to eat with my hands and lick my fingers when I was small,“ said Tomoki Yoshino, 19 years old. “But one day, my game controller got all greasy, and it was really gross.”

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