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