Now you Know

13068. Invention
Invention : crayons, children's wax
Year : 1903
Inventor : edwin binney, c. harold smith
Country : us.

13069. Invention
Invention : cream separator (dairy processing)
Year : 1878
Inventor : carl gustaf patrik de laval
Country : sweden.

13070. Invention
Invention : credit card
Year : 1950
Inventor : frank mcnamara, ralph schneider (diners' club)
Country : us.

13071. Invention
Invention : crossword puzzles
Year : 1913
Inventor : arthur wynne
Country : us.

13072. Invention
Invention : ddt
Year : 1874
Inventor : othmar zeidler
Country : germany.

13073. Invention
Invention : defibrillator
Year : 1952
Inventor : paul m. zoll
Country : us.

13074. Invention
Invention : dentures
Year : c. 700 bc
Inventor : etruscans
Country : italy.

13075. Invention
Invention : detector, metal
Year : late 1920s
Inventor : gerhard fisher
Country : germany/us.

13076. Invention
Invention : detector, home smoke
Year : 1969
Inventor : randolph smith, kenneth house
Country : us.

13077. Invention
Invention : diamond, artificial
Year : 1955
Inventor : general electric co.
Country : us.

13078. Invention
Invention : diapers, disposable
Year : 1950
Inventor : marion donovan
Country : us.

13079. Invention
Invention : digital videodisc (dvd)
Year : 1995
Inventor : consortium of international electronics companies
Country : japan, us, the netherlands.

13080. Invention
Invention : dishwasher
Year : 1886
Inventor : josephine cochrane
Country : us.

13081. Invention
Invention : dna fingerprinting
Year : 1984
Inventor : alec jeffreys
Country : uk.

13082. Invention
Invention : doughnut (ring) or donut
Year : 1847
Inventor : hanson crockett gregory
Country : us.

13083. Invention
Invention : door, revolving
Year : 1888
Inventor : theophilus von kannel
Country : us.

13084. Invention
Invention : drinking fountain
Year : c. 1905-1912
Inventor : luther haws, halsey w. taylor (invented separately)
Country : us.

13085. Invention
Invention : dry cleaning
Year : 1855
Inventor : jean baptiste jolly
Country : france.

13086. Invention
Invention : dynamite
Year : 1867
Inventor : alfred nobel
Country : sweden.

13087. Invention
Invention : elastic, fabric
Year : c. 1830
Inventor : thomas hancock
Country : uk.

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My Account / Test History

Fact
The largest ice cream sundae was made with 4,667 gallons of ice cream, was 12 feet high and had 7000 pounds of toppings on it. This was made in Anaheim, California in 1985      .. More >>
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