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

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.