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