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