#evacuation

2 articles.

Fire Safety Engineering

ASET vs RSET: The Inequality Behind Every Evacuation Plan

ASET vs RSET decides whether a building passes. Here come the timeline, the tenability limits, the equations, and the one term that swings the answer most.

September 4, 2026 · 19 min read

A dark modern living room at night where a small flame burns on a sofa cushion, spreading outward in a glowing ring of fire across the fabric while thin smoke gathers under the ceiling and a wall clock hangs in the shadows — the first seconds of fire growth.

Fire Fundamentals

The t-Squared Fire: How Fire Growth Rate Shapes Escape Time

Slow, medium, fast, ultrafast: how the t-squared curve turns fire growth into numbers, and why modern fuels outrun its four classes.

July 21, 2026 · 14 min read