Natural material A natural material is any product or physical matter that comes from plants, animals, or the ground. Minerals and the metals that can be extracted from them are also considered to belong into this category.
Great Chicago Fire. The Great Chicago Fire was a conflagration that burned from Sunday, October 8, to early Tuesday, October 10, 1871. The fire killed up to 300 people, destroyed roughly 3.3 square miles (9 km2) of Chicago, Illinois, and left more than 100,000 residents homeless.
The National Weather Service office in Chicago has one of the longest periods of official weather records, dating back to 1870, though all of the 1870 and 1871 weather records taken at 181 West Washington Street were lost in the Great Chicago Fire.