Measured use of energy. Portrayed as a percentage. Calculated as the total energy used by a machine or equipment that does not become wasted, useless heat.

Relative efficiency of a cooling or heating appliance or equipment. Contrast to overall efficiency. A measured value expressed as the ratio of output-per-hour versus the energy consumed, measured in watts-per-hour. Output is

Category of energy consuming appliances and equipment. Overall energy efficiency rating (1) within the top 25 percent ratings, or (2) 10 percent better than a minimum standard are the basis for selection

Overall energy efficiency of an appliance or equipment. Contrast to relative efficiency. Calculated as total energy consumed in active, cycling, and standby modes. Different types of devices have EF computed differently. EF

Measured energy usage by the contracted energy user. Measured by the generating entity, typically the energy utility over its transmission lines.

Generating heat or electricity by burning waste material from a process. A traditional resource recovery method.

Calculated unused physical energy sources. Source examples are coal, gas, and oil. Known to exist with reasonable certainty. Calculated on the basis of geologic and engineering data identifying proved reserves. Projection drawn

That which provides usable energy. A resource can be renewable, as in the sun, sea, and wind. A resource can be non-renewable, as in a coal mine, gas well, and oil well.

A substance that is converted by process into usable energy. Examples are coal, gas, oil, and wood.

A measured value. Total energy used for cooling or heating a building or facility over a specific period. Displayed or stated as British thermal unit (Btu) per gross square footage cooled or

Making sure a rule or standard or court order or policy is properly followed.

A law of Economic theory. Income spent on food, as a percentage of overall income, decreases as income increases, other factors remaining constant. This law suggests that the percentage of income spent

The ability to apply knowledge of capability and characteristics of substances to design and build something that accomplishes intended goals. All inventions of a mechanical, electrical, chemical nature are results of experimentation

Effective planning and efficient operations applying engineering principles as a field of industry. Exists mainly in the managing of manufacturing or industrial operations.

Southern part of the Isle of Britain, bordered on the north by the river Tweed, which flows through the southern uplands of Scotland and bordered on the west by the country of

The most common and typical form of auction. A type of forward auction. A single item is offered for sale. Bidding begins at a low price, rising as bidders accept or call

Method from feudal times of English rule for serving private dining rooms or restaurant food. The waiter or waitress delivers portions to each guest from a large dish. Serving begins with the

Introduced as an improved version in 1987. International Monetary Fund (IMF) provides poorer countries concessional loans medium-term (5 to 10 years) for arranged payments balance adjustments. Some 65 countries are eligible for

Requested or provided change that increase the value of an item or improves overall capability or available functionality.

A tax professional certified and allowed to communicate and negotiate with the IRS to resolve a taxpayer’s issue. Licensed by the government.