Bio-bitumen is a bio-based asphalt binding obtainable through renewable biomass materials such as agricultural waste, plant oils, lignin, algae or even animal manure and is an environmentally friendly ...

Union Road Transport Minister Nitin Gadkari on Wednesday (August 7, 2024) said the government will allow mixing of lignin up to 35% in petroleum-based bitumen, a large part of which is imported from ...