Across
- 4. use of mechanical means to facilitate air movement
- 6. any solid, liquid or gas which could cause detrimental health effects
- 7. ultraviolet light and heat emitted from any arc welding or cutting process; can cause burns to the skin and eyes if proper protection is not worn
- 12. fire caused by combustible metals
- 14. composed of the three needs for a fire to start:oxygen, heat source, flammable material
- 17. number indicating th elevel of darkness of lenses used in the welding cutting industry; scale is from 1 to 14 with 1 being the lightest and 14 being the darkest
Down
- 1. type of light wave which is not visible to the human eye and causes burns to body cells
- 2. safety procedure used to ensure equipment is not used while under repair or while maintenance work is performed
- 3. any act which differs from normal, safe actions and could result in an accident or injury
- 5. condition of being safe from risk or danger in the workplace
- 8. United states federal agency responsible for monitoring and enforcing standards related to pollution and contamination.
- 9. devices or equipment worn by students, teachers, and employees working in a potentially dangerous area
- 10. colors in which designate certain parts, hazards and other actions on equipment and buildings
- 11. fire burning ordinary flammable materials such as paper or wood
- 13. classification of fire based on flammable material involved in the fire of the cause of fire.
- 15. fire burning flammable liquid such as gasoline
- 16. fire caused by electricity