Metals verified green using blockchain technology March 02, 2021 13:06 ET | Source: DNV Business Assurance USA Inc. DNV Business Assurance USA Inc. Katy, Texas, UNITED STATES Hovik, Norway, March 02, 2021 (GLOBE NEWSWIRE) -- Hydro’s customers can now base buying decisions on facts. The blockchain pilot project launched in collaboration with DNV documents product claims for Hydro CIRCAL and Hydro REDUXA. “We see that our customers and their customers request trusted information documenting the footprint from our materials and production. The ...