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| These figures compare the emission quantities of aircraft engines used by
ANA against the ICAO standard value. The engines presently in use at ANA, excluding
a few units produced on a small scale that are exempt from regulation, meet the
ICAO emission standards. |
| |
| Reference |
| NOx: |
Nitric oxides |
| CO: |
Carbon monoxide |
| HC: |
Hydrocarbon |
| SN: |
Smoke Number |
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