The Pavlohrad Chemical Plant was a Soviet-era facility for fueling intercontinental ballistic missiles. However, it had since been converted to a fuel-recycling operation. Philip Ingram, a former British intelligence officer, mentioned the strikes may affect Ukrainian preparations for its counteroffensive but are unlikely to have a significant impact.
Of course, Russia an explosion would add that “the risk of fatal injury to people in the case of emission of chemically hazardous substances into the atmosphere. After all, hurting civilians is the whole purpose and real intention for Russia.
I suspect, that the Pavlohrad target and the Khmelnytskyi target, were hit by the same type of Russian thermobaric missile.