Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? C. Birdsey R. Scott F. Rozenosh G. Findus C. Birdsey R. Scott F. Rozenosh G. Findus ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Fountain Pen? Kirkpatrick Macmillan Lewis E. Waterman Sir Frank Whittle John J. Loud Kirkpatrick Macmillan Lewis E. Waterman Sir Frank Whittle John J. Loud ANSWER DOWNLOAD EXAMIANS APP
Inventions What J. B. Dunlop invented? Model airplanes Automobile wheel rim Pneumatic rubber tire Rubber boot Model airplanes Automobile wheel rim Pneumatic rubber tire Rubber boot ANSWER DOWNLOAD EXAMIANS APP
Inventions What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Washing machine Vacuum cleaner Electric mixer Blender Washing machine Vacuum cleaner Electric mixer Blender ANSWER DOWNLOAD EXAMIANS APP
Inventions For what does the world owe Almon Strowger a debt of gratitude? Traffic Lights Parking Meters Vending Machines Automatic Telephone Exchanges Traffic Lights Parking Meters Vending Machines Automatic Telephone Exchanges ANSWER DOWNLOAD EXAMIANS APP
Inventions When was Milk Tray first introduced? 1934 1942 1923 1915 1934 1942 1923 1915 ANSWER DOWNLOAD EXAMIANS APP
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