Russian invasion of Ukraine/Sanctions
From Liberpedia
https://twitter.com/nexta_tv/status/1615861090230861826 Russian Superjets were left without fuel filters
It is impossible to buy new fuel filters on Superjet-100 planes because of the sanctions. Now dirty filters are used repeatedly - after washing them with brake fluid.
https://twitter.com/igorsushko/status/1679316258834231296
https://twitter.com/kamilkazani/status/1666901694381187091
https://twitter.com/kamilkazani/status/1731290290936336499
