- Cat Eyes — 2023-10-09 23:39:36
…Inspiration == When the tram-lines were removed in the nearby town of **Bradford** he realised that he'd been using the polished strips of steel to navigate. The name '''cat's eye''' comes from Shaw's inspiration for the device: the light reflecti…
- Vitamins — 2021-08-16 09:52:16
… width="400" }} Doctor Fletcher was researching the causes of the disease **Beriberi** when he discovered that eating unpolished rice prevented Beriberi and eating polished rice did not. William Fletcher believed that there were special nutrients c…
- Automatic Kettle — 2021-08-14 20:44:42
… in 1955 and was superseded by the more elegant K2, a modestly curvaceous design originally produced in spun copper and polished chrome. ==1955== Before this kettle was introduced in 1955, boiling water by electricity could be a hazardous affair…
- Float Glass — 2020-12-08 00:24:27
…ad also innovated. Because there was glass-to-roller contact, surfaces were marked. The glass then had to be ground and polished to produce the parallel surfaces of optical perfection to the finished product. == Pilkingtons process == Pilkingtons …
… glass is flexible and settles into perfect flat glass. == Old glass == Ribbon glass from a furnace - was cheaper than polished plate glass because it was not ground or polished, but it was unacceptable for high-quality applications. It was known …