Chutrition Essay: Environmental Effects Of Soft Drinks

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INTRODUCTION CLASS : B.S-VIII CHEMISTRY SUBJECT: ENVIRONMENTAL ANALYTICAL CHEMISTRY TOPIC: SOFT DRINKS & ITS HARMFUL EFFECTS SUBMITTED TO: DR. SANA MUSTAFA MADE BY: HAFIZ MANSOOR HUSSAIN 11/05/2014 HAFIZ MANSOOR HUSSAIN 2
3. WHAT ARE SOFT DRINKS ? ? ? ? ? ? ? Soft drink is also known as club soda, soda water, sparkling water, carbonated water & fizzy water. It is water into which carbon di oxide gas under pressure has been dissolve, a process that cause the water to become effervescent. and the process is called carbonation. Soft drinks have become so much a part of modern living, especially in major cities around the world. It particularly appeals to the younger generation who drinks soft drinks in place of water 11/05/2014 SOFT DRINKS
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EFFECT OF CAFFEINE  Caffeine is an addictive drug that enhances the flavor of soft drinks.  It artificially stimulates the nervous system and increases the heart rate.  Excessive caffeine consumption is linked to cancers of the bladder and stomach and raised blood pressure.  It may even contribute to birth defects in babies.  Excessive urination and other health problems. 11/05/2014 SOFT DRINKS & ITS HARMFUL EFFECTS 8
9. 11/05/2014 SOFT DRINKS & ITS HARMFUL EFFECTS 9 CAFFEINE OVERDOSE:
10. OBESITY: Drinking a single 330 ml can a day of sugary drinks translates to more than 453.592 gm of weight gain every month. The relationship between soft drink consumption and body weight is so strong that is each additional can of soft drink consumed, the risk of obesity increases 1.6 times. Sugar-sweetened beverages are linked to more than 180,000 obesity related deaths a year. 11/05/2014 SOFT DRINKS & ITS HARMFUL EFFECTS 10
11. ARTIFICIAL SWEETENERS 11/05/2014 SOFT DRINKS & ITS HARMFUL EFFECTS 11 ASPARTAME • C 14 H 18 N 2 O 5 SACCHARIN
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Dehydration  Both caffeine and sugar cause dehydration.  Caffeine is a diuretic and causes an increase in urine volume  High concentration of sugar is drawing off water because your kidneys try to expel the excess sugar out of the blood.  When you drink a caffeinated soft drink to quench your thirst, you will actually become thirstier 11/05/2014 SOFT DRINKS & ITS HARMFUL EFFECTS 18
19. KIDNEY FAILURE: Drinking large amounts of soft drinks containing phosphoric acid may be especially harmful. Having poor kidney function can lead to unusually high levels of phosphorous in your blood that lower calcium levels, increasing your risk of bone disease and brittle bones. That cola beverages can increase the risk of kidney problems, more so than non-cola sodas. Large quantities of cola result in enhanced kidney stone formation 11/05/2014 SOFT DRINKS & ITS HARMFUL EFFECTS 19
20. TEST FOR CARBON DIOXIDE 11/05/2014 SOFT DRINKS & ITS HARMFUL EFFECTS 20  Take bottles of soft drinks.  As soon as the bottles were opened, one by one the sample was passed through lime water. The lime water turned milky.  Conclusion: All the soft drinks contain dissolved carbon dioxide in water. The carbon dioxide dissolves in water to form carbonic acid, which is responsible for its tangy taste.  CHEMICAL REACTION: Ca(OH) 2 + CO 2 ----- CaCO3 + H2 O Sr. No. Name of the drink Time taken (sec.) Conclusion 1 Coca Cola 26.5 CO2 is present 2 Sprite 21 CO2 is present 3 Limca 35 CO2 is present 4 Fanta

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