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omar mohsen
Cairo, Cairo Governorate, Egypt
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Nov. 28, 2021, 1:06 p.m. PST
Flexible Pipes Lifecycle Challenge
registered for challenge
Dec. 20, 2020, 11:42 a.m. PST
PLASTIKA REPARABILIS CHALLENGE
registered for challenge
July 11, 2020, 2:30 p.m. PDT
Lithium-Ion Battery Recycling Prize
registered for challenge
