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Samples in periodicals archive:
Natural organic materials that are not chemically modified (e.
The effect is serene and yet wholly practical as elements of modernity are also balanced out, making the notion of natural organic materials a viable choice serving both objectives of form and function.
Inspiration can be found using natural organic materials such as wood and stone and the use of plants such as reeds and bamboo.
A substantial portion of natural organic materials (NOMs) in the source waters are removed.
A major theory as to why lead and leaks are showing up involves an Environmental Protection Agency (EPA) requirement, initiated in 1991 that called for water districts to remove natural organic material (NOM) from drinking water.
But if the pH drops to below 8, the barrier dissolves and the natural organic materials (NOMs) in the water will begin to corrode the pipe, resulting in pinhole leaks.
A major theory as to why leaks are showing up now involves an Environmental Protection Agency (EPA) requirement that water districts must remove natural organic material (NOM) from drinking water, which makes the water itself more corrosive to pipes.
Elemental or "plain" chlorine, when added to drinking water containing natural organic material (that can be caused from the decay of vegetation like tree leaves), can form compounds called THMs.