蜜芽传媒

Theatres in London are set to introduce new rules that might delight and dismay in equal amounts.

They are trying out something called the 'scrunch' test because people are fed up with noisy packaging.

Professor Mark Miodownik, materials scientist and director of the Institute of Making at University College London, says there might just be an alternative to 'crunchy' crisps.

(Image: Package of crisps close up, credit: Getty Images)