HSPCB Orders Smog Guns in 193 High-Rise Societies Across Gurugram Gurugram’s winter air quality continues to raise concern. Every year, pollution levels spike as temperatures drop. This time, the Haryana State Pollution Control Board (HSPCB) has moved quickly. It has directed 193 high-rise residential societies to deploy smog guns or high-pressure water sprinkling systems. The advisory, issued on...