Retraction Notice to “Synthesis and Analysis of Biomass based Green Acoustic Shielding Material” J Sci Ind Res, Vol 80(7) 630-637 (July 2021). JSIR [Internet]. 2026 Jul. 29 [cited 2026 Jul. 31];85(4):378. Available from: https://or.niscpr.res.in/index.php/JSIR/article/view/34176