“…From holystone and bath-brick to the modern cleansing powders, which solve the problem of effecting the maximum of cleansing with the minimum of scratching, is a story of continuous investigation. …”

“…It is impossible to speak of the cleansing of the modern home without referring to polishes — to floor and furniture and linoleum and shoe polishes. …”

“…The increasing popularity of electrical appliances, the extension of the "grid" system, and the increase of housing accommodation of the modern type, makes it reasonably certain that a fair proportion of those who are pupils in the schools today will, in a few years, be using electrical refrigeration in their homes as a matter of course. …”

“…There is no reason, however, why they should not be urged to do so, for the cheapness of quite good modern articles makes it possible for children to overcome the difficulties in the way, provided the incentive is sufficiently strong. 177/5/8/3…”

“…The pupils may learn that in modern factories and offices precautions are taken to filter and wash the air before it is considered fit to breathe. …”

“…The sterilisation of milk, for example, is definitely related to Pasteur's investigations into the nature of fermentation. Modern methods and measures to prevent access of germs to milk depend upon scrupulous cleanliness in every detail. …”

“…The practice of offering bites to other children ought to be discouraged: if fruit is to be shared, it should be properly divided. Modern methods of marketing fruit, separately wrapped, might be pointed out, and the reason given — to keep the fruit clean, and to protect it from all the hands that would otherwise touch it. …”