3 ms·Toronto is using potholes, natural way to slow traffic.by momirlan 3y agoToronto is using potholes, natural way to slow traffic.mcv 3y agoNetherland uses lots of traffic calming measures, but I think this particular one would be completely unacceptable here.momirlan 3y agowhy, they grow naturally which ensure continuous lower speeds, until a perfect zero is achieved.