Banteay Meanchey: Preliminary Reports from Banteay Meanchey say 250 illegal modified exhaust units have been removed from vehicles over the past 2 months.
They were demolished in symbolic fashion on July 8, 2019 in front of the Banteay Meanchey provincial police commission. https://kohsantepheapdaily.com.kh/article/881974.html
on the way to the siem reap old airport some old motorcycle came on the crossroads and spray some toxic gas from exhaust pipe in the middle of the day. more than sure that was not suprise