Wärtsilä Ballast Water Management Systems successfully tested for global compliance https://t.co/g6ksraYRft https://t.co/AKgBxpuUKQ

Wärtsilä Ballast Water Management Systems successfully tested for global compliance https://t.co/g6ksraYRft pic.twitter.com/AKgBxpuUKQ

— Sea News (@SeaNews11) July 20, 2018

from Twitter https://twitter.com/SeaNews11

July 20, 2018 at 10:06AM
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