Complex sentence: The major products from the refinery are LPG, MS, Naptha, ATF, SKO, HSD, LDO, LSHS, LVFO, RPC, CPC, DMT, and PSF, which are the most important products of the Petrochemicals sector.
Split into simpler sentences: The major products from the refinery are LPG, MS, Naptha, ATF, SKO, HSD, LDO, LSHS, LVFO, RPC & CPC. DMT and PSF, which are the most important products of the Petrochemicals sector.