1 An associate's degree in plumbing technology costs $3,000-$23,000. 2  Southwestern Illinois College offers an associate's degree program for $6,080 for in-district students and $23,744 for out-of-state tuition. Additional costs for plumbing training range from $500-$10,000, and may include books, tools, uniforms and living costs. 2  AC/C Tech in Indianapolis estimates additional plumbing program costs as $328 for tools and $369 for books, uniforms and safety equipment.
Louis Pasteur furthered the concept through his work in microbiology. The immunization was called vaccination because it was derived from a virus affecting cows (Latin: vaccaâcow). Smallpox was a contagious and deadly disease, causing the deaths of 20â60% of infected adults and over 80% of infected children.
The Germ theory of disease, developed in the 1860s and 1870s by Louis Pasteur, states that tiny living beings are the cause of infectious diseases.The theory was developed to explain puerperal fever, or Child bed fever.nly after the germ theory was championed by Pasteur (see pasteurization) and Lister (namesake of Listerine mouthwash) did antiseptic medicine become popular. Prior to germ theory, it was widely believed that disease was spread by noxious odors.