Louis Pasteur powerpoint

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PowerPoint Presentation:

Louis Pasteur

PowerPoint Presentation:

Louis Pasteur is french and was born December 27 th 1822 to September 28 th 1895. Louis Pasteur is well known for inventing a process to stop food and liquid such as milk from making people sick. This method is called Pasteurization it helps reduce the number of microorganisms that could cause disease while not affecting the quality and taste in a way which sterilization would.

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Louis Pasteur’s work included breakthroughs in the field of chemistry. Many of his experiments supported the germ theory of disease, they helped show that microorganisms are the true cause of many diseases. C hemistry is the science composition.( The act of combining parts or elements to form a whole.) Chemistry is experimenting and making new things.

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Milk In the past some bacteria in milk made people ill. A bout 140 years ago the french scientist Louis Pasteur found that heating milk killed off the harmful bacteria. This process is known as Pasteurization. It was named after Pasteur. Pasteurization is still used today to make sure our milk is safe to drink.

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Microorganisms- An organism that can be seen only with the acid of a microscope and that typically consists of only a single cell. Microorganisms include bacteria, protozoans and certain algae and fungi. Microbiologist- The branch of biology that deals with microorganisms and their affects on other living organisms.