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