Pumping the sun

摘要

WWHEN DAN VEZ1NA HEARD ABOUT THE solar-powered chemical injection pumps manufactured in Midland,Texas,he liked the idea of zero gas emissions but wasn't convinced the product would hold up during winter.So before agreeing to sell the "Sun Pumper," Vezina,a business development manager with Ace Instruments,decided to test the product to ensure that it could withstand a dark,cold Fort St.John winter.