Technology

Pozzolana

History, Composition, & Facts

Davenport, Thomas

American inventor

Chicle

& History

Blenkinsop, John

English inventor

WAP

technology

Expert System

computer science

Hornblower, Jonathan

British inventor

Foil

metallurgy

Forging

technology

Gas-turbine Engine

Howe, William

American inventor

Brigantine

sailing ship

Chemical Industry

Overview, Importance, & History

Stuxnet

Origin, Attack, & Facts

Dictating Machine

Definition & Facts

Coal Gasification

coal processing