| Show CONDENSED BY FREEZING A New Process for Preserving Milk Indefinitely Indefi-nitely Conildcilrg the wide and extended use of condensed milk products the new method of manufacturing It by a freezing Instead of n heating process as carried out nt Catturaugus N V Is Impoitant 1 and Interesting The first I treatment consists In placing the milt In a acuum chamber to rid It of animal ani-mal games and atmospheric ulr dissolved dis-solved In the milk which appears at Ibe surface In bubbles and thus es c awK This reduces the alum of the nllk about onetenth The milk leaves his chamber at the proper tempeia ure for the removal of the fatty con tealtm 11 menno ot a vacant s erattor Which Is set to run hea Se cream urliiK this process nny forLlBi mal tr such us solid particles which are I always In evidence are rmond rant the ereom Is I added nuheqenll 10 Ih IInlshd Irodllct Fro I he seprarator the fatfr milk Is I rUn over 0 bank of copper pipes through which lee water cTrLuTa re dllclng the temperature 01 the milk from 80 degreem After passing ocr these cooling Colts It Is I placid In re frigerating chambers and constantly tlrred In about nine hours the whole Hilk of milk Is I cunertcd Into a innsi at Icy crystals rand milk fulllclenlly thick l tu form Into hunitnniku This is I I gnln Placed In a ntllfugal and the milk eolucelln olumo nhout onehalf An aHage sample of the ice I 1111ch look ery much like snow gin on analsli only about citenths of 1 per cellt of solid matter The now thick milk Is I returned la the freezing closet and In about seven hOUrR more It Ih 1 reduced In H dense mass of crystal iNhIch after centrifugal treatment ensures only onoounrter of the orig inal bulk A Mild freezing of four and o t half hours and n centrifugal ex traction reduces the bulk of the milk to about 13 per cent of Its original volume The final step of the process Is I the idmlxtun of the heavy ream In I proper proportions to the fattree milk This final product or condensed milk Is I a fair representation of milk minus tha bulk of Its water Moreover It Is J frae from torelgn Iavom and has an iroma which Is Iruo to the milk from which It Is I prepared It mixes rondllv with water forming milk from which learn will separate ay from untreated milk To how the great ncentrallon fit the mill It may be I stated that tak ing I 101 callous of milk its a unit quan tity Dili would < leduce In 13 gallons 1 In 1801 III other wojdi the 87 ml 1 Ion of water In the mill are formed Into Ie Iaving I an uulrrcn > nlance of vety thick milk which represents In mill suur eaeln land Irma grant a eelta fully 0 gallons or solids The fat equivalent adoJed lyllie heavy cream remold In tire fimb orollon I all JutO In the final treetmnl to ra pre sent a dilution Tthw > lcr three parts and condensed mill one quart a pro pcrtlon of 3 C10 per cent of mill fat which Is I the normal proportion in the average milk It Is I stited that con densed milk prepared In this manner nil keep Indefinitely as the microorganisms micro-organisms producing forlllentatlon ar dtroedPhlladlrhla Record |
