Ladies and gentlemen, we give you Sir Joseph Bazalgette. Have you ever wondered what happens when you flush the loo? All the waste that goes down your toilet ends up underground in the sewer where ...

This was designed by Joseph Bazalgette. The new system was designed in 1858 and completed in 1875. In 1875, Prime Minister Benjamin Disraeli’s government passed a second Public Health Act.

Following efforts to neutralise the smell, engineer Joseph Bazalgette gets funding to build a huge sewer system for London.