Pasteurization is a process where certain packaged or non-packaged food such as milk or fruit are treated with mild heat. The goal of this process is to eliminate pathogens ( infectious agent or germ) and to extend the product's shelf life.
The inventor of pasteurization was the French scientist<em> Luis Pasteur</em>. In his research he demonstrated that thermal treatment would inactivate unwanted microorganisms in wine.
Vaccination is the application of antigenic material (vaccine) to stimulate the body's immune system and to develop an immunity to a pathogen (germ).
Smallpox was the first ever disease for which a vaccine was developed. It was invented in 1976 by the English physician<em> Edward Jenner.</em> Jenner was the first person to publish evidence that the vaccine was effective. The name vaccination derives from Latin<em> vacca </em>(cow), because it was derived from a virus affecting cows.
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Harper Lee's novel, To Kill a Mockingbird portrays an accurate reflection of people affairs in the southern United States during the 1930s.
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Expanded suffrage – The Jacksonians believed that voting rights should be extended to all white men. By the end of the 1820s, attitudes and state laws had shifted in favor of universal white male suffrage and by 1856 all requirements to own property and nearly all requirements to pay taxes had been dropped.
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The demand for dryers would most likely decrease as the price for washing machines dropped. The demand for dryers would only be affected by an increase in the price of washing machines. Please log in or register to answer this question.
