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