 Hydrogen and fuel cell systems company Plug Power Inc. PLUG, 2.63 and chlor alkali producer Olin Corp. OLN, 2.91 announced Wednesday a joint venture, Hidrogenii, that will kick off with the building of a 15 ton-per-day hydrogen plant in St. Gabriel, Louisiana. The companys said construction will create 160 jobs in 2022 and 215 jobs in 2023, and when completed, the plant is then expected to create more than 25 full-time jobs. 