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Q1: What chemical weapon was first used extensively in WWI and became known as 'the chemist's revenge'?
Answer: Mustard gas
Q2: Which WWI innovation allowed pilots to fire machine guns through their propellers without shooting them off?
Answer: Interrupter gear
Q3: What medical advancement, developed during WWI, involved replacing lost blood with fluids from other people?
Answer: Blood transfusion
Q4: Which communication technology became crucial for coordinating military operations during WWI?
Answer: Radio
Q5: What type of armored vehicle was first deployed by the British at the Battle of the Somme in 1916?
Answer: Tank
Q6: Which nation first used aircraft carriers in combat during WWI?
Answer: Britain
Q7: What WWI innovation revolutionized night operations by allowing pilots to fly after dark?
Answer: Artificial horizon
Q8: Which weapon system used sound ranging to locate enemy artillery positions?
Answer: Sound ranging equipment
Q9: What naval innovation helped ships detect submarines underwater?
Answer: Hydrophone
Q10: Which WWI medical procedure was pioneered by Harold Gillies to treat soldiers with facial injuries?
Answer: Plastic surgery
Q11: What type of protective gear became standard issue for soldiers to defend against aerial attacks?
Answer: Steel helmet
Q12: Which country first used flamethrowers in combat during WWI?
Answer: Germany
Q13: What aviation innovation allowed aircraft to fly at higher altitudes for longer periods?
Answer: Oxygen mask
Q14: Which chemical compound, originally used in WWI, became the basis for modern tear gas?
Answer: Chlorine
Q15: What manufacturing technique was perfected during WWI to mass-produce weapons and equipment?
Answer: Assembly line
Q16: Which tactical innovation involved coordinated attacks using aircraft, artillery, and tanks?
Answer: Combined arms warfare
Q17: What navigation device helped ships determine their position at sea more accurately?
Answer: Gyrocompass
Q18: Which WWI innovation involved using dogs to carry messages across battlefields?
Answer: Military messenger dogs
Q19: What engine technology allowed aircraft to achieve greater speed and altitude during WWI?
Answer: Rotary engine
Q20: Which medical innovation helped prevent infections in wounds using a specific dye?
Answer: Antiseptic treatment with iodine
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