A two-speed idle test using a wand in the tail pipe of a vehicle screens for emissions at the free emission testing hosted at the Fresno County Fairgrounds in 2013. The San Joaquin Valley Air Pollution Control District and Valley Clean Air Now hosted the Tune In & Tune Up car clean-up event.
A two-speed idle test using a wand in the tail pipe of a vehicle screens for emissions at the free emission testing hosted at the Fresno County Fairgrounds in 2013. The San Joaquin Valley Air Pollution Control District and Valley Clean Air Now hosted the Tune In & Tune Up car clean-up event. DIANA BALDRICA Fresno Bee file photo
A two-speed idle test using a wand in the tail pipe of a vehicle screens for emissions at the free emission testing hosted at the Fresno County Fairgrounds in 2013. The San Joaquin Valley Air Pollution Control District and Valley Clean Air Now hosted the Tune In & Tune Up car clean-up event. DIANA BALDRICA Fresno Bee file photo