Fire‑Risk Forecasting Gets a Boost from Transformer AI

A new approach uses advanced machine learning to guess how far heat spreads when a chemical leaks. The method pulls together several kinds of data about each substance: its string code, numerical fingerprints, and a 3‑D picture of the molecule. These pieces are fed into a Transformer network that learns patterns from simulated fire tests done with industry software. The result is a model that predicts safe‑zone distances more accurately than older tools. Compared with a standard random‑forest algorithm, the new system’s R² jumps from 0.84 to about 0. 98 and its error rates drop dramatically. An interpretability check shows the model relies on sensible factors such as leak size and pressure, confirming it follows safety logic. The technique also benefits from a two‑step learning process that first trains on a huge set of molecules, then fine‑tunes for fire scenarios. By offering fast, precise, and explainable predictions, this Transformer‑based tool could help design safer plants and plan better emergency responses.