* There were 15,700,003 Model T Ford's manufactured, all in black.

* The electric chair was invented by a dentist.

* Thomas Edison held more than 1,300 U.S. and foreign patents.

* Unknown people made the first glassware about 3,500 years ago in Mesopotamia.

* Albert T. Marshall patented a household refrigerator on August 8, 1899.

* Alexander Graham Bell, inventor of the telephone, was originally an instructor for deaf children and invented the telephone to help his deaf wife and mother to hear.

* Alfred Nobel of Stockholm, Sweden, patented dynamite in 1867.

* Canned food was invented for the British Navy in 1813, but the first practical can opener wasn't invented until 1870.