halon 1211
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- atmospheric chemistry
- Freon 504
- photoprotection
- granulate
- circulating fluidized bed combustor
- lead-free
- environmental management of nuclear energy
- ozone control
- fuel metering
- chlorinated paraffin
- SOTWE,State of the World Environment
- allyl chlorocarbonate
- wet meadows
- deposition
- environmental police
- heavy-duty vehicle
- mulch
- exhaust emission(s)
- flow pattern of the atmosphere
- World Radiation Network