🇷🇺🇺🇦It is claimed to be the first footage of the use of OFZAB-500

🇷🇺🇺🇦It is claimed to be the first footage of the use of OFZAB-500 with UMPK against Ukrainian positions in the Kupyansk direction.

The bright flash at the very beginning is most likely the detonation process of the sprayed incendiary mixture.