More than 10 years ago, the European Parliament introduced the first generation of catalytic converters and, two years ago, the second generation of catalytic converters appeared in the Langen/Hautala report on the motor oil programme.
Parlamentet fik for mere end 10 år siden indført den første generation af katalysatorer og for to år siden den anden generation i Langen/Hautala-betænkningen om auto-olieprogrammet.