POSCO Transforms Steel Slag into Marine Reefs

SEOUL, May 29 (Korea Bizwire) — South Korea’s top steelmaker has created a 0.4ha marine afforestation in the offing sea of Ulleung Island in the East Sea. POSCO said Thursday it had installed 100 Triton artificial reefs and 750 Triton blocks made of steel slag, a by-product of steel making, off the coast of Ulleung [...]