Russian nickel and fertiliser continues to flow into Finland The war in Ukraine has entered its third year, but that has not stopped railway transports of Russian nickel and fertilisers to Finland, even after the government closed all checkpoints on the Russian border.
In short, things that are not explicitly forbidden are still allowed.
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Nornickel's biggest owner is Vladimir Potanin, an oligarch often associated with Russian president Vladimir Putin. He is also the richest man in Russia and has been sanctioned by the United States, the United Kingdom and Canada, but not the EU.
https://yle.fi/a/74-20080262