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National Inventors Day Feb 11

WORD LIST
AIRPLANE
ANESTHESIA
ANTIBIOTICS
AUTOMOBILE
CAMERA
CLOCK
COMPASS
ELECTRICITY
FIRE
FLUSH TOILET
GASOLINE
GUNPOWDER
INTERNET
LANGUAGE
LIGHT BULB
MICROSCOPE
NAIL
PAPER
PASTEURIZATION
PHONOGRAPH
PLOW
PRINTING PRESS
RADIO
REFRIGERATOR
SAILBOAT
SOAP
STEAM ENGINE
STEEL
WHEEL
XRAY