Safety

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