A coal mine in Frameries, Belgium. Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity. Steel and cement industries use coal as a fuel for extraction of iron from iron ore and for cement production.
Definition: A Disease-Causing Organism is a micro-organism that can make you sick if you eat it, inhale it, or come into contact with it (get it on your skin, or in your ears, etc).Standards for disease-causing organisms in Louisiana are based on a group of bacteria called fecal coliform bacteria.These bacteria are used for detecting the level of disease-causing organisms and untreated sewage in water. Fecal coliform bacteria come from intestines of warm-blooded animals.isease-causing organisms get into the water from untreated sewage. When people go to the bathroom they create waste called sewage. Every home, school, and business is required by law to have some way of treating its sewage or transporting it to a sewage treatment system.
An infectious disease is a disease that is caused by the invasion of a host by agents whose activities harm the host's tissues (that is, they cause disease) and can be transmitted to other individuals (that is, they are infectious).ature of Infectious Diseases. Microorganisms that are capable of causing disease are called pathogens. Although microorganisms that cause disease often receive the most attention, it is important to note that most microorganisms do not cause disease.