In a recent study, researchers from the Indian Institute of Science Education and Research Pune have investigated the role of an enzyme in the cells of individuals with PHARC. PHARC is a neurodegenerative disease characterised by polyneuropathy (damage to multiple nerves outside the brain and central nervous system), hearing loss, ataxia, retinitis pigmentosa (loss of cells in the retina) and cataract.
Refinery wastewater flowing through sand produced biofilms of pollutant-eating bacteria which inturn removed the harmful compounds from the water