Forget LPG cylinders, this Pune IITian hasn’t bought cooking gas in 7 years. His ‘Vaayu’ turns kitchen waste into fuel

Amidst LPG cylinder supply concerns, Pune engineer Priyadarshan Sahasrabuddhe's 'Vaayu' biogas system is gaining traction. This compact unit converts kitchen waste into cooking fuel, with inquiries surging as households seek alternatives. The system, which requires daily organic waste input, has already seen over 450 installations across various cities.