Title: Caffeine Specific purpose: To inform my audience what exactly caffeine is‚ where it comes from‚ the benefits of caffeine and the negative effects of caffeine. Introduction A. Attention material: Do you ever feel like you will never make it through the day without caffeine? Is your first thought in the morning to get yourself a cup of coffee before you can even get your day started? B. Tie to the audience: I am sure that most of you do consume at least one form of
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Administration-Medicines in your home-Caffeine. (2007). Retrieved January 25‚ 2015. From http://www.fda.gov FDA and Caffeine: 90% of people in the world use caffeine in one form or another. 80% of adults consume caffeine every day in America. Average daily consumption of 200 mg per day‚ (equals two 5-oz coffees or 4 sodas) Caffeine is found naturally in plants‚ coffee beans‚ tea leaves‚ and chocolate. Caffeine is added into many foods‚ drinks‚ and medicines. It is not required by law to place caffeine as an ingredient
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Nicotine and Drugs Affects a Fetus Nicotine and drugs can affect a fetus by entering into the bloodstream of the unborn child. While you are pregnant‚ almost everything you eat‚ drink or smoke passes through your body to your baby. That is why drugs taken during pregnancy can be harmful to your baby. The word "drugs" doesn’t only mean illegal drugs. It also means legal drugs and prescription and over-the-counter medicines. The use of alcohol‚ tobacco‚ and other drugs during pregnancy continues
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extract caffeine from tea powder using polar - nonpolar solvent extraction technique. Theory: The technique used to separate an organic compound from a mixture of compounds is called Extraction. Extraction process selectively dissolves one or more of the mixture compounds into a suitable solvent. The solution of these dissolved compounds is referred to as the Extract. Here the organic solvent dichloromethane is used to extract caffeine from an aqueous extract of tea leaves because caffeine is more
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Nicotine‚ the particular vibrant and also addicting element of cigarette smoking‚ is really a relaxed focal physical program stimulant and a additional grounded aerobic platform stimulant. It tightens veins‚ broadening the particular circulatory pressure and also invigorating the center‚ and also boosts the particular blood body fat ranges. Within its smooth design‚ may be is an effective toxic substance—the infusion connected with perhaps 1 lower will be dangerous. It is the may be‚ not the particular
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Caffeine is a drug commonly used as a central nervous system stimulant. It is found in plants like coffee and tea. Caffeine can also be found in soft drinks‚ and it is regarded as the most widely consumed stimulant drug in the world based on Nehlig‚ Daval‚ & Debry (1992) research. The interaction of caffeine with adenosine receptors in the brains makes an individual more alert. A moderate intake of caffeine results in small healthy risks while high doses could be a catalyst to negative effects like
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The Caffeine War can be defined as the rush to produce higher concentrations of caffeine to a captive audience‚ by the world’s producers of caffeine products. While there may be many forms of introducing caffeine to customers this report will focus on and compare the Coffee industry and the producers of Energy Drink products while attempting to define their impact and any resulting long term medical harm to the consumer. According to Dr. Howard Axe‚ President of the Chicago Medical society‚ his research
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EXTRACTION Organic Chemistry Laboratory This experiment was conducted in order to compare single and multiple extraction of caffeine from dried tea leaves and to calculate the percentage yield of caffeine for both extraction procedures. The group was assigned to do the multiple extraction. Before the extraction proper‚ the water bath containing the anhydrous sodium carbonate and distilled water was heated. As the sodium carbonate dissolves‚ tea leaves were added in the mixture and allowed to
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Caffeine and Coffee Consumption Maddie Schierbeek Psychology 7th block Why do so many people‚ especially high school students consume so much caffeine? Perhaps 70-minute classes are too much to handle. Maybe the AP course load is overwhelming. Or perhaps problems at home cause a lack of sleep. Everyone has their reasons. On the other hand‚ there may be a scientific reasoning behind it. Caffeine highs are followed by caffeine lows. This cycle results in a need for caffeine: addiction. Researchers
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The Chemical Effects of Nicotine on the Central Nervous System and the Adrenal Medulla An Australian Health Survey conducted in 2011-2012 concluded that 3.1 million Australians are current smokers. (Australian Bureau of Statistics‚ 2013). This means that 14% of Australia’s population are current smokers compared to more than 40% in the 1980’s – a dramatic decrease with the smoking rate continuing to decline each year. Now there are many factors that can be considered for this drop such as the
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