"We have a long history of successful steel construction in this country and, in fact, the world," says Jonathan Barnett, professor of fire engineering," on the PBS NOVA documentary, "Why the Towers Fell." "And one of the great successes is that under normal fire conditions, we don't have building collapse. In fact, until 9/11, I was unaware of any protected steel structure that had collapsed anywhere in the world from just a fire."
It all came down to lowest foam pressure. The story is common in the construction industry: Work performed by varying trades with varying degrees of skill inevitably leads to a certain amount of failed installations.
American Clay, of Santa Fe, N.M., offers a plaster-like product that is a combination of natural clays, aggregates, and pigments that create colors and textures designed as a final, decorative wall surface. Available in 30 colors, one can match any color scheme or interior décor.