For this purpose, almost the only substance that should be admitted at the toilette is the concentrated solution of chloride of soda. From six to ten drops of it in a wine glass full of pure spring water, taken immediately after the operations of the morning are completed.

1312. In some cases, the odour arising from carious teeth is combined with that of the stomach. If the mouth be well rinsed with a teaspoonful of the solution of the chloride in a tumbler of water, the bad odour of the teeth will be removed.