...carbon and nitrogen, of the oxygen consumed, and of the ammonia derivable from the organic constituents. All these factors are of more or less importance as...pollution, recent or remote, but their real value cannot, except in very few cases, be assessed without some previous knowledge of the source of the...

...alike by the ignorant and the learned, and must be dispelled. All the determinations of the analyst are of more or less importance as an index of the...constituents can easily be determined, and whether, either in quality or quantity, they are objectionable, an opinion may safely be expressed. They are, therefore,...

...carbon and nitrogen, of the oxygen consumed, and of the ammonia derivable from the organic constituents. All these factors are of more or less importance as...constituents can easily be determined, and whether, either in quality or quantity, they are objectionable, the chemist may safely express an opinion. They are, therefore,...