05.07.2009
The rate at which energy is delivered to loads and scheduling points by generation, transmission or distribution facilities. The level at which electricity or natural gas is delivered to users at a given point in time
A light hydrocarbon mixture for diesel engines; it has a boiling range just above that of kerosene. Used mostly for heavy vehicles such as lorries and busses and in the military. Its main characteristics include its sulfur content (350 ppm, 50 ppm, 10 ppm), its cold properties: CFPP, cloud point: winter and summer grade
The break down of organic substances by living organisms
Cutting most or all of the trees in a forested area. Deforestation contributes to warming by releasing carbon dioxide,
Establish the date of an object