Mills was an early advocate of buildings designed to include fireproof materials.

The cage would be made of fireproof material and have a flame barrier.

These fireproof materials were chosen in response to the 1866 fire.

Following the fire, the pastor of the church stated that they plan to have the statue rebuilt, but now using fireproof material.

It was well guarded, and it would be difficult for anyone to start destruction among fireproof materials.

Kitchens were by this time, built of more fireproof materials in a separate building.

After the fire, the city was rebuilt using more fireproof materials, such as granite pavers.

One key design feature was that this time the building was to be constructed from fireproof materials.

I was told to cover this insulation with a fireproof material.