Fluids

Syringe in some water (syringe supplied). Fill the little burner with methylated spirits and light it. Under a minute later you have a steam turbine running. Designed and built to very high engineering standards in the UK, this turbine can reach speeds of 2500rpm. Its design is based on the original first steam turbine invented by Hero of Alexander around 2000 years ago but with some m..

A hydrometer is an instrument used to measure the specific gravity (or relative density) of liquids; that is, the ratio of the density of the liquid to the density of water. A hydrometer is usually made of glass and consists of a cylindrical stem and a bulb weighted with mercury or lead shot to make it float upright. The liquid to be tested is poured into a tall container, often a graduated..