Complete and Incomplete combustion. Combustion is the process of the burning of a fuel in the presence of oxygen. Combustion reactions are exothermic and produce heat and sometimes light energy. Common examples of combustion are. 1  the burning of coal in a power station. 2  the burning of petrol in an automobile engine.
Facilitation techniques. Facilitation is the process of enabling groups to work cooperatively and effectively. Facilitation is often an important part of usability activities. In particular, facilitation is important in circumstances where people of diverse backgrounds, interests and capabilities work together. A purpose and an agenda.
Fertility awareness-based methods (FAMs) are ways to track ovulation â the release of an egg â in order to prevent pregnancy. Some people call FAMs natural family planning.. FAMs work by keeping sperm out of the vagina in the days near ovulation, when a woman is most fertile â most likely to become pregnant.