To start and keep a fire burning requires four elements: fuel, oxygen, an ignition source, and a chemical chain reaction. A few examples will illustrate why each of the four elements is. necessary. Hydrocarbon Safety: Understanding Flash Point. You are using a butane cigarette lighter.
Germ is non medical term of microorganism which includes parasite, amoeba, fungus, bacteria, richetchia, virus, and so many others. Bacteria is one of the germ. usually the germ causes disease, but some germ are good for us, so called friendly germ. 25 people found this useful.
Antibiotics vs. Vaccines. Antibiotics and vaccines are both used to fight germs but they work in different ways. While vaccines are used to prevent disease, antibiotics are used to treat diseases that have already occurred. In addition, antibiotics do not work on viruses or viral illnesses such as common cold or flu.