Across
- 1. help given to a sick or injured person
- 3. paper,cardboard fire
- 5. Grease fire
- 7. ombination of both software and hardware
Down
- 1. a sensor designed to detect and respond to the presence of a flame or fire
- 2. gives a warning of the presence of smoke
- 4. fire alarm device designed to respond when the energy of a fire increases
- 5. oils,fats fire
- 6. electrical