This type of weapon spreads and ignites a flammable liquid over its target, causes indiscriminate and terrible damage.
Only Russia produces the system and it was not exported to Ukraine before the conflict broke out, according to IHS Jane's Group and the Stockholm International Peace Research Institute, which track arms exports.
TOS-1 Buratino and three 122mm multiple rocket launchers Grad were delivered by train from Russia to the city of Sverdlovsk (Sverdlovsk repair-mechanical plant), in the Luhansk region.
Ukrainian intelligence officers also say that Russian regular Air Force and Air Defence servicemen (from the Russian city of Sieveromorsk) serve in the air force units operating in the occupied territories of Donetsk region.
The Ukrainian party informed the OSCE monitors about tanks, self-propelled guns and Grad rocket launchers that are stationed in the city of Donetsk.
Source: Ukraine Today