Glass manufacturing plants use both piped natural gas (PNG) and liquefied petroleum gas (LPG). Industry leaders said that even brief interruptions in gas supply could have severe consequences for the sector as glass manufacturing involves round-the-clock processing. At that time, the glass manufacturing industry was granted exemptions despite a nationwide shortage of oxygen, as the industry plays a critical enabling role in several strategic sectors including food safety, pharmaceuticals and healthcare infrastructure. India’s glass manufacturing sector produces around 26,000 tonnes of glass per day, with nearly 80% consumed domestically, according to data provided by AIGMF. You can go to 100% natural gas, but you cannot make 0% natural gas,” he added.

Source: Indian Express March 11, 2026 20:59 UTC