halon fire extinguishing agent
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- mulch
- photoprotection
- wet meadows
- ozone control
- deposition
- World Radiation Network
- SOTWE,State of the World Environment
- environmental police
- granulate
- fuel metering
- environmental management of nuclear energy
- allyl chlorocarbonate
- lead-free
- Freon 504
- atmospheric chemistry
- circulating fluidized bed combustor
- flow pattern of the atmosphere
- exhaust emission(s)
- chlorinated paraffin
- heavy-duty vehicle