Dr Chris van Tulleken: Without action on food industry, a public health catastrophe is inevitable

As a cinephile who’s spent countless hours in the theater, I never gave much thought to the sound of a can opening – that is, until I delved deeper into the meticulous craftsmanship behind it. It turns out, the ring-pull hiss is more than just an audible marker of refreshment; it’s the result of painstaking focus and research aimed at achieving sonic perfection.