On May 23, a drone attack was reportedly carried out on the Metafrax methanol plant in Russia’s Perm region, according to state media. According to the region’s governor, Dmitry Makhonin, there were no casualties. Metafrax Chemicals was previously attacked in September 2025, and February 17 and March 11, 2026. In February, local residents reported at least six explosions, and plant workers were evacuated.