Have you ever wondered about that small hole in the lid of your takeaway coffee cup? Far from being a manufacturing mistake ...

"Hot drinks were sold in smaller, disposable cups with tight-fitting, opaque lids ... cooled the coffee a bit before it ...

Architects Louise Harpman and Scott Specht both began collecting plastic coffee cup lids in the 1980s ... this is usually solved by a tiny air-intake hole punched into the top of the lid. Then there ...

“Coffee has sticky oils that leave residue, and there’s nothing worse than a mug ... The lid here functions pretty much the same as the MiiR, which means you can sip from the hole or take ...