Article "Experimental assessment of the combustion performance of an oven burner operated on pipeline natural gas mixed with hydrogen" in IJHE: "The results indicate that 25% (by volume) hydrogen can be added to natural gas without significant impacts." https://t.co/hfVbGjXYOs,
— Aurelia Turbines Oy (@AureliaTurbines) February 12, 2020 18:06