Across
- 1. light amplification by stimulated emission of radiation
- 4. the name we now give to February 14th of every year
- 5. an instrument used in the French revolution to decapitate people
- 6. radio detection and ranging
- 7. a particular type of women's bathing costume
- 8. an outline of an object seen against the light
- 10. a brass musical instrument, heard a lot in jazz music
- 11. an oil byproduct that is used to fuel larger earthmoving equipment
- 13. a device that used ultrasonic waves to find objects
Down
- 1. a type of sponge cake covered in chocolate and coconut
- 2. a system of letters developed by a French professor to assist blind people
- 3. a process of treating products with intense heat in order to kill bacteria
- 9. a specially designed landing space for helicopters.
- 10. self contained underwater breathing apparatus
- 12. a combination of smoke and fog