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