Alex Chrystal May 30, 2018 California Laboratory, CSR, Environmental Testing, Industry News Innovation in the Community: Poly High School Wins MWD Solar Cup Alex Chrystal May 30, 2018 California Laboratory, CSR, Environmental Testing, Industry News This month Metropolitan Water District (MWD) held its 16th annual Solar Cup Competition and Riverside's Poly High School won first place in the veteran's division for the third year in a row!
