Chapter I THE PROBLEM Introduction Rubber is an elastic hydrocarbon polymer which occurs as a milky emulsion (known as latex) in the sap of a number of plants but can also be produced synthetically. The major commercial source of the latex used to create rubber is the Para rubber tree‚ Hevea brasiliensis (Euphorbiaceae). This is largely because it responds to wounding by producing more latex. Other plants containing latex include figs‚ euphorbias and the common dandelion
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How to Make Glue from Sap Glue made from sap is called "pitch glue." American Indians used pitch glue that they made from materials available in nature‚ to make tools and waterproof items. Pitch glue differs from conventional glue that is available in stores today. It has a tar like consistency and molds like putty. The glue must be melted before use if a liquid consistency is desired. Different tribes had their own recipes for making pitch glue‚ where they added ingredients to make the glue more
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(Teeth Whitening) KӧR Teeth Whitening Within The Comfort Of Your Burke‚ VA‚ Home The KӧR teeth whitening system is a proven way to achieve the pearly smile that you’ve always dreamed about – and you can do it in the comfort of your own home! Why walk around performing your day-to-day activities with stained‚ yellow teeth when you can use the simple take-home KӧR whitening system to whiten your teeth and help you make a strong impression on everyone you meet? KӧR is a deep bleaching method to whiten
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prove or see the effectivity of some of the commercial toothpastes in whitening teeth. It also aims to help people choose which toothpaste brand works best in whitening teeth. If we know which brand works best‚ we could actually save some money. The toothpastes used were namely: Brand A‚ Brand B‚ Brand C and Brand D. B. Procedure Shells were used to represent the teeth since it also has calcium carbonate which is found in teeth. Four shells were prepared and were first soaked in soda which was
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have spent an average of 1.4 million dollars annually on teeth whitening (source 2 and 3). In order to see an effect on their tooth color they must maintain tooth health (source 1). Tooth health is related to hygiene‚ aging and genetics‚ and external factors. Tooth health is related to hygiene‚ genetics‚ and external factors. “You can help keep your teeth white by cutting down on the amount of food and drinks you have that can stain teeth.”(Source 1) When people eat a lot of foods that contain
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THE BENEFITS AND DRAWBACKS TO TEETH WHITENING AND METHODS OF WHITENING TEETH A Research Report Authorized by Susan D. Painter Director Miss Utah Pageant By Loren Callaway April 14‚ 201 To: Susan D. Painter‚ Director From: Loren Callaway‚ Pageant Assistant Date: April 14‚ 2011 Subject: Presentation of Research Report on An Analysis of the Benefits and Drawbacks to Teeth Whitening And Methods of Whitening Teeth I am pleased to give you my
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Goal: 9 Myths About Teeth Whitening and Why You Should Ignore Them! Word count in this document: 800 Title: 9 Myths About Teeth Whitening and Why You Should Ignore Them! Do you feel as though it’s time to get your teeth whitened? Most of us want to get them whitened at some point or another. Maybe it’s because of stains on your teeth‚ or maybe it’s because you just want a fresh‚ new look. Whatever the reason is‚ it’s important to get your teeth whitened at the dentist‚ and to not do it by yourself
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of the yellow enamel on your teeth? Then‚ the Aspire White is your best solution: they are offering the most effective teeth whitening services. Contact us‚ and we will regain your confidence to flash a smile in public. You can book your appointment with the Aspire White through online‚ or you can visit our various outlets all over the UK. We have channels at different locations including; Birmingham‚ Derbyshire‚ Shropshire and West Midlands. In our Laser Teeth Whitening service‚ we use different systems
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Theoretical Background In cooking‚ tendering is a process to break down collagens in meat to make it more palatable for consumption. Tenderizing makes it possible to purchase less costly beef cuts and still enjoy the tenderness that is usually found only in the more expensive cuts. Tenderizing methods allow some of the tougher cuts of beef to be cooked with high heat methods such as grilling and broiling‚ which are usually reserved for tender cuts. Tender meat is highly prized by consumers. One
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------------------------------------------------- Papaya Cultivation Practices Papaya Cultivation In India Papaya‚ papaw or papita (Carica papaya L.) originated from tropical America‚ has become a popular fruit due to its fast growth‚ high yield‚ long fruiting period and high nutrient value as well. In addition it has been use as vegetable‚ fruit processing‚ and papain production at immature stage. It can be a highly profitable crop now. The papaya plant has male‚ female‚ hermaphrodite (bisexual
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