अग्निरवहितो हि तस्मिन्वसति ॥ कZ_०२.३.०९ ॥
agnir avahito hi tasmin vasati
For fire lies in wait there (i.e., it is a constant, latent danger in such structures).
Design must assume worst-case hazards and build prevention into infrastructure—especially where enemy action can exploit predictable vulnerabilities.