HOW IT WORKS | Mushrooms, Laboratory Glassware, Flatpack Shelf, Hotel laundry | Episode 30

How it Works - Episode 30: Mushrooms: Both wild an cultivated mushrooms continue to grow after they are picked. Laboratory Glassware: Glass takes over a million years to decompose. Flatpack shelf: Egyptians used wood veneer 4.000 years ago to decorate their furniture. Hotel laundry: The first launderette in Britain opened on May 9th 1949 in Queensway, London.