IGL works to expand CNG network by 2010 games Vol 12, PW 13 (13 Nov 08) Midstream, Downstream, Renewables Gas retailer Indraprastha Gas is under pressure to ensure more CNG in the national capital Delhi ahead of the Commonwealth Games in 2010.... Buy this article forRs590 $9For a 30-article or annual subscription rates click here Data not available in ...