Across
- 4. Device for quickly heating food with radio waves; a common household appliance today
- 11. Material used in clothing, such as nylon and polyester
- 12. Sealing tape favored by soldiers; known for its strength in sealing things up
- 14. Blood storage facilities for transfusions; used to assist the transfer of blood between people
- 16. Quick-cooking noodles popularised after the war, very popular food today
- 17. Synthetic substitute for natural rubber; used now in cars, airplanes, construction, footwear, and gloves
- 18. Branch of science that studies code-breaking; now important for digital security, protection of data, and national security
Down
- 1. A food that has become the staple of camping and backpacking today, snack food, sometimes filled with protein and nutrients; can be tough to chew
- 2. An explosive, detonation device used extensively during the war, triggers when there is pressure on it
- 3. Early calculator built for ballistics calculations; now an electronic device used to perform complex tasks and store information for business, home-use, and entertainment
- 5. Night vision device for seeing in the dark; commonly used for covert operations by the military
- 6. Surgical procedures to repair facial injuries; used today by many celebrities and wealthy people
- 7. First operational jet fighter, created by Germany
- 8. Antibiotic that revolutionised medicine; a medication that fights bacterial infections by interfering with their cell walls
- 9. Navigation and detection system using radio waves; used to track objects, predict weather, air traffic control, law enforcement
- 10. Destructive weapon developed during the Manhattan Project that helped to end World War II
- 13. Pens that work well at high altitudes; commonly used today, everyday
- 15. Powerful source of energy harnessed from nuclear fission