| LC control no. | sh 85010310 |
|---|---|
| LC classification | TD886.5 Air pollution |
| Topical heading | Automobiles--Motors--Exhaust gas |
| Variant(s) | Automobile emissions Automobile exhaust gas Automobiles--Exhaust gas Automobiles--Motors--Emissions Emissions, Automobile Exhaust gas, Automobile |
| See also | Air--Pollution Automobiles--Fuel consumption Combustion gases Automobiles--Pollution control devices |
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