Bathing Beaches, Beach sand, Environmental associations, Environmental monitoring, Environmental Monitoring - methods, Fluorescence, Fluorescence microscopy, FTIR, India, Microplastics, Oceans and Seas, Plastics - analysis, Plastics - chemistry, Polyethylene terephthalate, Quartz, SEM-EDS, Water Pollutants, Chemical - analysis, Water Pollutants, Chemical - c...