2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/231015The primary intent is to show that the signal of first order phase transition may be observed at experiment if and only if the multiplicity is sufficiently large. We discuss corresponding phenomenology from the point of view of experiment.Talk at the 1-st CBM-Russia-JINR Collaboration Meeting, 7 pages, 5 figuresHigh Energy Physics - Phenomenologytext