arc flame
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- door holding device
- Cauterization
- water officer;water supply officer
- watering system
- fail-obvious condition
- control state
- Firemaster CA
- minimum occupant load
- compressed air tool
- α-AlH3
- data acquisition and processing
- fire drencher
- fire-proof fiber;fireproof
- avoidable accident
- ceiling panel heating
- forest farm
- combustion space
- composite explosive
- thermal fracture
- resource officer