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David Frost
North Bend, Washington, United States
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March 4, 2020, 2:19 p.m. PST
Water Resource Recovery Prize
registered for challenge
March 26, 2019, 11:46 p.m. PDT
Taka Solar
joined team
Feb. 13, 2020, 4:21 p.m. PST
Solar Prize Round 2
registered for challenge
