Anti-smog operation under way in Kahna, Lahore. — X/ Marriyum Aurangzeb/screengrabLAHORE: Anti-smog guns lowered Kahna’s Air Quality Index from 666 to 170 in the first operation of its kind in Punjab, provincial senior minister Marriyum Aurangzeb said on Saturday.Taking to her X...from The News International - Health https://ift.tt/x7HEdcM