Steel Framing/Wall systems/Roof systems

1-4 are highlighted. the rest are underlined. so probably not important

At the forefront of these materials is ___ ___, The primary ingredient and the backbone of steel production

Iron Ore

_____, Derived from coal, is another essential element, acting as a reducing agent to facilitate the extraction of iron from its ore

Coke

______ also contributes significantly by removing impurities during the smelting process

Limestone

The advantages of building with cold formed steel (CFS) are obvious, it _______, its the ______ ____ ___ ___ __ , and it pretty much _ ____

doesn’t burn

strongest building material pound for pound

Unlike Kenny, it lasts forever)

Figures like andrew carnegie capitalized on these developments, trnadforming steel into a cornerstone for industrial expansion in railrods, bridges, and ____ ____ ______________

High rise skyscrapers

By the early 20th century, americas steel productoin exceeded __ _____ _____ this meant steel was not longer a luxury material but an essential component in construction and manufacturing across the globe

Exceeded 10 million tons

EPDM is a popular choice for flat roofs due to its flexibility and affordability. While _____ ___ ____ is relatively straightforward, it may not provide the same level of energy efficiency as TPO or PVC

EPDM roof repair

Although ___ ___ ____ is simple and effective, ____ may not offer the same flexibility as rubber roofing, especially in colder climates

TPO roof repair

TPO

While ___ ___ ____ensures these roofs stay in top condition, their upfront costs is typically higher than TPO or EPDM, which might deter budget-conscious business

PVC roof repair