MTC buses being tested for smoke opacity
Riding down Anna Salai, Tamil Nadu in the sweltering heat with teeming vehicles radiating heat can be a tough experience. But difficult still is the smoky assault from the tailpipes of lorries,
Riding down Anna Salai, Tamil Nadu in the sweltering heat with teeming vehicles radiating heat can be a tough experience. But difficult still is the smoky assault from the tailpipes of lorries,