air pollution control Tenneco Clean Air India Reports Third-Quarter Revenue Growth and Expands Clean Air Capacity 2 weeks ago Business Overview Tenneco Clean Air India Limited (NSE: TENNIND; BSE: 544612) is a Tier-1 automotive component manufacturer supplying Clean Air,… Thermax Ltd Q1FY24; 2% rise in Profits 3 years ago Thermax Limited offers solutions to energy, environment and chemical sectors. The Company’s portfolio includes boilers and heaters, absorption chillers/ heat…