It was not until the mid-1800s that Henry Bessemer, an English metallurgist, developed a process whereby forced air was introduced into the iron-refining procedure raising the temperature of the ...

With a flat roof, rafters are sometimes called roof joists. Beams are structural elements that are designed to carry vertical gravitational forces or horizontal loads. They are subject to bending ...

Composite materials have their microstructure designed in terms of their macroscopic constituents, e.g. fibers in a homogeneous matrix material. By controlling the choice of fibers, their volume ...

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Deck posts and railings screwed to a single rim joist feel wobbly because the rim ... Just a few years ago, most manufactured decking was “composite,” which typically meant it was a ...

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But that could be offset by simply spacing my joists closer together ... the deck was finished—I actually found the time and motivation to finish the steel-cable railing. In the end, we spent about $4 ...

It is often possible to separate the reinforcement from the matrix by physical processes. For example, reinforced concrete can be broken up using machinery. This is one stage in recycling the ...

All old analog TVs and many digital TVs have composite video inputs (see LG example below). Analog TVs also included S-video inputs, and many also supported the higher-quality component video.

Your browser does not support the <audio> element. Each year China makes as much steel as the rest of the world combined. The vast scale of its output—around 1bn ...