Historic time capsule found at Washington Monument. Before you go, we thought you'd like these... BALTIMORE (WBAL) -A piece of history has been discovered in Baltimore. The original cornerstone of the Washington Monument in Baltimore, thought to be long lost, was discovered last week while crews dug for a sewage tank.
We divide our energy use among four economic sectors: residential, commercial, transportation, and industrial. Heating and cooling our homes, lighting office buildings, driving cars and moving freight, and manufacturing the products we rely on in our daily lives are all functions that require energy.
1 A source of energy â Our body uses the fat we eat, and fats we make from other nutrients in our bodies, to provide the energy for most of our life-functions. 2  Energy store â The extra calories that we consume, but do not need to use immediately, are stored for future use in special fat cells (adipose tissue). A source of energy â Our body uses the fat we eat, and fats we make from other nutrients in our bodies, to provide the energy for most of our life-functions. 2  Energy store â The extra calories that we consume, but do not need to use immediately, are stored for future use in special fat cells (adipose tissue).