1. John J. Loud   Ball-Point Pen   Internal Combustion Engine   Barometer   Carburettor   Hint Half-n-half Clue   2. Kirkpatrick Macmillan   Bicycle   Gunpowder   Barometer   Internal Combustion Engine   Half-n-half Clue   3. Evangelista Torricelli   Internal Combustion Engine   Barometer   Electronic Computer   Gunpowder   Half-n-half Clue   4. Lewis E. Waterman   Barometer   Fountain Pen   Jet Engine   Airship (rigid)   Half-n-half Clue   5. Otto   Barometer   Airship (rigid)   Internal Combustion Engine   Electronic Computer   Half-n-half Clue   6. Gottlieb Daimler   Carburettor   Internal Combustion Engine   Jet Engine   Ball-Point Pen   Half-n-half Clue   7. Leo H Baekeland   Internal Combustion Engine   Airship (rigid)   Bakelite   Ball-Point Pen   Half-n-half Clue   FREE PREVIEW: Last 11 Questions not a part of the free preview. Get Premium Membership to view all questions.