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