These steel forms are designed for all types of concrete paving projects including highways, airports and streets. Three strengths (1/4, 3/16 and 1/8 in.) for matching forms to lightweight ...

The pieces are layered on top of each other, the form is attached and then everything is braced. Once the concrete is poured, the supports then are removed and thrown away. Made of steel ...

That's more than buildings (31%) and transport (27%). Of industrial carbon emissions, the single material responsible for the most emissions is steel production (25%), followed by cement at 19%.