Lammot studied chemistry at the University of Pennsylvania,[1] and obtained a bachelor of arts degree in 1849.

[4] In 1880, du Pont convinced his family that a new explosive, dynamite, would eventually make gunpowder obsolete.

[5] His vision eventually made the company a major force in the blasting powder industry.

Lammot du Pont married Mary Belin (1839–1913)[6] and had 11 children: He died in a nitroglycerin explosion on March 29, 1884, in Gibbstown, New Jersey.

The 34,000 square feet (3,200 m2)-building houses laboratories of the Department of Chemistry and Biochemistry and the College of Marine Studies.