Waterloo Public Library Digital Collections

Waterloo Chronicle (Waterloo, On1868), 17 Dec 1975, p. 15

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Pay. " . Wat-r100 qtt_rtetir)f, Wednesday, 000mb" 17, 1975 RAH-mm JUtllll “out a. cum ii 621 KING WEST. kiTCHENER - 745-9495 G7i;iTirT, FEDY Convenient Parking, entering Wellington or King Street $69.95 Value Our Price $49.95 Value our Price RECORD PLAYER RECORD PLAYER Automatic 4 Speed Portable me ASSORTMENT or STEREO I’M-AM cousou SETS mm AUTOMATIC RECORD PLAYER ’249.95ur Siereo 4 speed Automatic 22 KING ST. SOUTH WATERLOO PHONE 743-4562 STORE HOURS: MON-FRI. 10 AM - 9 PM 'SAT. 10 AM - 6 PM STORE WIDE PRE-CHRISTMAS SALE ‘39.95 $34.95 SutuMdy proves lighting affects food, AUSTIN ELEGTMIIGS RECORD PLAYER $59.95 Value our Price RECORD PLAYER $24.95 Value our Price 4 Speed Single Play Stereo 4 Speed Single Play Portable our Price STUART SCHEDEWITZ Service worthy of your confidence - a tradition since 1925, In one test, milk in four kinds of packages - a clear pouch, plastic jug. paper carton and an opaque pouch - were considered. General- ly, milk is exposed tn f1uore- scent light in food stores, or possibly exposed to tight in homes. Results of the re- search indicated that such Two experiments investi- gating this possibility were conducted by A. Sattar, J.M. deMan and J.C. Alexander. to determine the amount and type of damage, as well as the packaging that favors such damage. wholesome and tuvorttti. In experiments condiment! bytheDepartmeetta of Food Science and Nutrition, Uni- versity of Guelph. it has been found that light can definitely damage _ these Stereo 4 speed . Full size automatic 'i:),':.:.?; Garrard with 2 side speaker units Sttth%t Value RECORD PLAYER s(59.95 'IM5 84.95 exposure has a definite et- fect on vitamin C, Httottavin and ttttvor quality of milk. “The results of this experi- the opaque pouch was by far the best for protecting milk quality," says A. Sattar, the graduate researcher in- volved in the peoleet. 0n the basis of their results, the researchers suggest that stored milk be protected from light to maintain qual- ity. DO IT YOURSELF STEREO COMPONENTS FOR CONSOLES. COTTAGES. RECREATION ROOMS OR BUILT-IN BARS outlets. Milk packaged in clear pouches developed oxidized flavour in three hours, and milk in returnable Jugs showed off-flavour in six hours. Samples in paper- board cartons "afforded complete protection and no oxidized t1atrottr could be detected after 48 hours. " The report showed that milk can rapidly lose its wholesome flavour and nu- tritive qualities when ex- posed to fluorescent lights in the dairy cases of food 219" "HIE AM/FM STEREO CONSOLE 48” WITH AUTO CHANGER AS SHOWN SALE SPECIAL MANY OTHER MODELS - - AVAILABLE STEREO FM/AM CHASSIS 99" " Prico 60" [HIE OUR PRICE our: PRICE "O" 279” According to Dr. damn. "light is one of milk's great- est enemies, whether it be natural daylight or artificial light. Mini saints to lose its taste and flavour " soon as it is exposed to light. " 7 Tests revealed a wide variation of nutritional' losses in milk subjected to light, depending upon the container. Exposure to light for 48 hours resulted in almost complete loss of ascorbic acid in the clear pouch (87%), and the return- able ing (90%), but the paperboard carton (3%) was almost completely unaffect- 1n the second experiment, the researchers looked at vegetable oils, butter and margarine, as they are sold commercially in transparent. translucent or opaque pack- ages. such " tin cans, plastic bottles and clear or colored glass bottles. Rapeseed (Canbra). corn, soybean and coconut oils, and butter or butterfat were used in the STEREO FM/AM RECEIVER WITH AUTOMATIC RECORD PLAYER AND tt TRACK PLAYER COMPLETE WITH SPEAKERS PORTABLE STEREO AUTOMATIC RECORD PLAYER STEREO FI/II CrECrELrI'ij SYSTEIS AS SHOWN SALE SPECIAL OUR thp' IM.0E PRICE "r' vitamin A and B<earotette, both important constituents of butter, were significantly destroyed by light. After " hours exposure at 15'C, vitamin A losses were 37.5% and B<eamteete 13.5%. The percentages increased dras- tically at the end of no hours t088% and 82.1% respective- 1y,"hestates, The experiment also in- dicated that soybean oils, coconut oil and hutterfat were very prone to light- induced rancidity. Each sample of oil and fat was initially rated by a test panel on a score of 10, with 9-10 rated at very good. The study also pinpointed container advantages and disadvantages. They found that even minor corrosion of tin cans during transit or storage can enhance devel- opment of rancidity; clear glass bottles for oils and parchment paper for butter offered little protection, while brown glass was found to be relatively useful for vegetable oils. " Prion MP' "However, among the oils treated, the quality of rape- seed oil, as affected by fluo- rescent light, was difficult to maintain, even by using colored glass bottles. This was shown by an increased level of oxidation of this fat over a wide range of light wavelengths," he says. Mr. Sattar concludes that high fat products such as butter and oils, as well as milk, must be kept protected from light as much as possi- ble.

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