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| Articles by jasen lin |
191. How to Test pH Levels in Lye Soap
May 16, 2013
How to Test pH Levels in Lye Soap
Maintaining the proper pH is essential when making body soap. The pH is measured on a scale of 0 to 14 that indicates levels of acidity and alkalinity. Anything lower than 7 is acidic and anything higher than 7 is alkaline. Lye registers at 13, and body soap...
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192. How to Prepare for a Breathing Test
May 16, 2013
How to Prepare for a Breathing Test
Breathing tests measure the functioning of your lungs. According to the National Heart and Lung Institute, several breathing tests exist. These include: lung diffusion capacity, spirometry lung volume measurement and peak flow meter.The British Lung Foun...
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193. How to Disguise Alcohol Breath
May 16, 2013
How to Disguise Alcohol Breath
Drinking alcohol has been a favorite pastime for thousands of years. Unfortunately, the beverage can lead to what many refer to as "alcohol breath." While alcohol breath isn't a big deal when you are among friends or family, it can be embarrassing or even unpro...
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194. How to Clean & Calibrate a Breathalyzer Machine
May 16, 2013
How to Clean & Calibrate a Breathalyzer Machine
Breathalyzers are delicate tools used for measuring alcohol in a person's breath. They require gentle handling to ensure proper functioning, and need to be cleaned periodically. Breathalyzers also need to be very accurate in their readings, and...
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195. How to Make a Breathalyzer
May 16, 2013
How to Make a Breathalyzer
In 2008, there were 11,773 alcohol-impaired driving fatalities, according to the National Highway and Traffic Safety Association. These deaths could have been prevented if the drivers hadn't consumed alcohol. Most states set limits on how much a person can drink an...
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196. How to Check for Ethanol in Gasoline
May 16, 2013
How to Check for Ethanol in Gasoline
Ethanol, a fuel made primarily from corn, has often been touted as a solution to a fossil-fuel shortage. This type of fuel, a mixture of 85 percent ethanol and 15 percent gasoline, is used in flex-fuel cars; regular vehicles don't require ethanol to run. ...
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197. What Is a Breathalyzer Level of .147
May 16, 2013
What Is a Breathalyzer Level of .147?
A breathalyzer is a device that determines blood alcohol content (BAC) by measuring the amount of ethanol in the breath. Alcohol from your blood stream turns into ethanol vapor in your lungs.
A BAC reading of .147 indicates you are i...
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198. How to Become a Drug & Alcohol Counselor in Pennsylvania
May 16, 2013
How to Become a Drug & Alcohol Counselor in Pennsylvania How to Become a Drug & Alcohol Counselor in Pennsylvania By Jenny Good, eHow Contributor How to Become a Drug & Alcohol Counselor in Pennsylvania thumbnail Drug and alcohol counselors help people recover from ...
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199. How to Differentiate Between Methanol & Ethanol
May 16, 2013
How to Differentiate Between Methanol & Ethanol
Iodine and sodium hydroxide help differentiate between methanol and ethanol. But experimenting with these substances requires care, because both methanol and ethanol are hazardous. Ethanol is highly flammable, and methanol is both flammable and...
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200. How to Use a Hydrometer for Testing Wine
May 16, 2013
How to Use a Hydrometer for Testing Wine
From homemade plum wine to traditionally crafted Sicilian Nero D'Avola, every wine is the result of chemical and biological reactions. The most important of these -- the conversion of sugar into alcohol and carbon dioxide -- is performed by yeast. The...
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Author: jasen lin
