** Shares of Environmental Group EGL.AX rise 6.8% to A$0.235
** Stock set for its strongest session since March 17, if current trends hold
** The emission control systems provider says it received approval from the Environmental Protection Agency $(EPA.AU)$ to treat harmful chemicals (Perand Polyfluoroalkyl Substances) at its Laverton facility, in collaboration with Reclaim Waste
** Stock down 25.4% YTD, including current session's moves
(Reporting by Manasi Dasa in Bengaluru)
((Manasi.DasaSundeep@thomsonreuters.com;))