| Show YOU CAN pasteurize MILK A city mother was telling a country mother how lucky she was that she could raise her baby where there was clean air and open fields and sunshine 1 I know these are important said the country mother but you city people have pas milk while we never know what disease our babies will get in the milk they drink the ile country mother was right pas of milk Is one of the greatest boons to health that hat the city offers children milk Is one of mans best beat foods but it Is also a good food tor for germs germs genus grow well in milk milk from cattle certified to be free from froin disease and handled by persons free from disease Is good wholesome milk but unless this certification of health has hag been made then a family should not take any chances on milk that la Is used tor for drinking or in the preparation of uncooked food milk may of course be used safely in cooked or baked dishes milk as stated above is a food in which many kinds ot of germs thrive some of 0 these are harmless to man but unfortunately many are decidedly harmful among these are the tuberculosis culo cu losis s is typhoid fever septic sore throat and infectious diarrhea germs pasteur discovered that when he heated milk to a certain degree for a certain length of time these harmful bacteria were destroyed and the milk was safe for drinking this principle Is the one used in the large commercial pasteurizing pasteur izing plants in the large cities in a survey made several years ago we learned that 70 per cent of 0 the population in illinois outside of chicago was w without benefit of pasteurization so in the research laboratory of the university of illinois we worked out a plan that would allow tor for home pasteurization the various steps may seem complicated the first time but after a little practice you will find that the routine Is very simple certainly much simpler and less worrisome than the care of a sick child would be we devised two simple temperature indicators containing chemicals that would clear at the desired temperatures cy by the first you can easily tell when the right heat point Is reached by the second when the danger point 0 of coolness Is reached and the milk Is no longer sate safe tor for the baby the heat telling indicator Is a saus age shaped glass tube 11 rare mm in diameter and 45 mm long into which mg ing of acid Is placed the cooling point indicator Is a glass tube 44 4 mm in diameter approximately 8 inches in length with a bulb blown at one end this bulb Is filled with menthol and the open end of the tube sealed with these two tubes a vacuum bottle of one quart capacity and a pan of more than one quart capacity with a side lip to facilitate pouring of milk from pan into bottle you are ready to go into the pasteurization business the equipment necessary to carry out this method of pasteurization will cost less than 3 it if you want to pasteur ize more than one quart at a time then do not use a larger bottle but get several quart bottles the results are ara etter better b pasteurization technique 1 clean out vacuum bottle with hot soap water several times bunse well with water about degrees P F fill bottle with this water and let stand 2 wash the stopper well place in a pan of water arid and boll for ten minutes pour water out of pan leaving the clean stopper in the pan 3 clean the lipped pan well and pour a quart of strained mills milk into it milk should be less than 12 hours from the cow 4 drop indicator no 1 into the milk place pan on stove and bring temperature of milk up slowly stirring constantly with a cle clean an spoon 5 when the indicator becomes transparent the temperature ot of the milk bilk has reached remove milk from stove immediately and take out indicator with the spoon 6 pour the hot water out of the vacuum bottle 7 pour the hot milk into the bottle seal with stopper 8 set the bottle in a warm cupboard in the kitchen 8 9 do not use this milk until it has stood in ID the vacuum bottle for at least one hour 10 when ready to use the milk hold one end of indicator no 2 in the hand and put the bulb end down into the milk in the bottle hold tor for two to tour four minutes I 1 if the milk Is above the bulb will clear if below it will remain opaque 11 if the bulb clears pour out enough milk tor for a feeding and replace the tha stopper and put the bottle back lute the cupboard 12 it if the bulb does not clear the milk Is unsafe for the baby it can then be used in cooking or set aside to sour if this technique is followed car carefully eully the milk usually stays safe for about eight to ten hours so that a pasteurization in the morning and one in the evening will give give the baby safe milk all the time a 91 western adder wD Der union |
