Joseph Jackson Lister invented the achromatic microscope in 1826. His son, Joseph Lister was a surgeon who began the idea of antiseptic surgery. He wanted to kill microbes that caused infections such...
E. I. du Pont de Nemours and Company, founded in July 1802 as a gun powder mill by Eleuthère Irénée du Pont on Brandywine Creek, near Wilmington, Delaware, USA