neutral detergent fiberOrganic matter that is not solubilized after one hour of refluxing in a neutral detergent consisting of sodium lauryl sulfate and EDTA at pH 7.
nitrogen oxides(NOx) A product of photochemical reactions of nitric oxide in ambient air, and the major component of photochemical smog.
non-renewable resourceA non-renewable energy resource is one that cannot be replaced as it is used. Although fossil fuels, like coal and oil, are in fact fossilized biomass…