smog - air pollution by a mixture of smoke and fog smogginess portmanteau, portmanteau word, blend - a new word formed by joining two others and combining their meanings; `smog' is a blend of `smoke' and `fog'; `motel' is a portmanteau word made by combining `motor' and `hotel'; `brunch' is a well-known portmanteau
Ammonia or azane is a compound of nitrogen and hydrogen with the formula NH 3. It is a colourless gas with a characteristic pungent smell. Ammonia contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to food and fertilizers.
Sodium nitrate-NaNo3. is a compound with solubility in water characteristic and often refered to as sodium saltpeter or soda niter. Sodium nitrate-NaNo3 is also known as Chile saltpeter or Peru saltpeter since the compound is found in large amount in these two countries.Among the other nitrate minerals, Sodium nitrate-NaNo3 is found to be the most abundant category. The Nature of Sodium Nitrate-NaNo3.odium nitrate-NaNo3 is also known as Chile saltpeter or Peru saltpeter since the compound is found in large amount in these two countries. Among the other nitrate minerals, Sodium nitrate-NaNo3 is found to be the most abundant category. The Nature of Sodium Nitrate-NaNo3.