Short answers, pulled from the story.
John Wilkinson presented the precision metal cylinder to James Watt on the 4th of May 1776. This component allowed Watt to refine the steam engine into an efficient tool for industrial use. Without this partnership, the engine would have remained a leaky pump used only for draining mines.
The first inter-city railway in the world, the Liverpool and Manchester Railway, opened on the 15th of September 1830. Engineered by Joseph Locke and George Stephenson, it linked Manchester with the port of Liverpool. This railway became highly successful and led to Railway Mania.
Eli Whitney invented the cotton gin, which allowed a man to remove seed in one day. This task previously took two months to complete by hand. The invention created an opportunity for planters in the United States to profit from upland cotton.
The modern sewage system in London began construction in 1859 under the leadership of chief engineer Joseph Bazalgette. The system included miles of main and street sewers that diverted waste to the Thames Estuary. This infrastructure addressed cholera outbreaks traced to fecal contamination of public water wells.
The Iron Bridge in Shropshire opened in 1781 as the world's first bridge constructed of iron. It utilized cast iron, which became cheaper and widely available during the Industrial Revolution. By the 1790s, Britain eliminated imports and became a net exporter of bar iron.