Around half of all vehicles randomly checked on the roads were polluters, with exhaust emissions exceeding legal limits, the Pollution Control Department said.
Officials ordered 234,176 commercial vehicles – lorries, trailer trucks, buses and pickups – to pull over for exhaust fume checks last year, and 114,888 of them, or 49%, were over the limit, director-general Atthapol Charoenchansa said in a statement issued on Monday.
Private cars, motorcycles and other vehicles registered for private use fared little better, with 48% of 123,640 vehicles inspected by the department found to be polluting the streets.
The figures were compiled from random checks across the country last year. The department sets up roadside…