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* Modified for some thicknesses in accordance with the specification. For A607, where two values are given, the first is for hot-rolled, the second for cold-rolled steel. For A653, where two values are given, the first is for type A product, the second for type B.

f For class 1 product. Reduce tabulated strengths 5 ksi for class 2. ** Also available as A875 with zinc-5% aluminum alloy coating.

* Modified for some thicknesses in accordance with the specification. For A607, where two values are given, the first is for hot-rolled, the second for cold-rolled steel. For A653, where two values are given, the first is for type A product, the second for type B.

f For class 1 product. Reduce tabulated strengths 5 ksi for class 2. ** Also available as A875 with zinc-5% aluminum alloy coating.

Renewable Energy 101

Renewable Energy 101

Renewable energy is energy that is generated from sunlight, rain, tides, geothermal heat and wind. These sources are naturally and constantly replenished, which is why they are deemed as renewable. The usage of renewable energy sources is very important when considering the sustainability of the existing energy usage of the world. While there is currently an abundance of non-renewable energy sources, such as nuclear fuels, these energy sources are depleting. In addition to being a non-renewable supply, the non-renewable energy sources release emissions into the air, which has an adverse effect on the environment.

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