TEHRAN, April 13 (Shana) - First Vice President Eshaq Jahangiri inaugurated the 10th Iran Plast Exhibition here in Tehran. The 4-day showcase runs at the city's permanent international fairgrounds. Iranian Minister of Petroleum Bijan Zangeneh, head of National Petrochemical Company (NPC) Marziyeh Shahdaei and a number of senior petrochemical ...