In the most basic terms, the function of norepinephrine is to mobilize the brain and body for action. Norepinephrine release is lowest during sleep, rises during wakefulness, and reaches much higher levels during situations of stress or danger, in what has been called the fight-or-flight response.n the sympathetic nervous system norepinephrine is used as a neurotransmitter by sympathetic ganglia located near the spinal cord or in the abdomen, and is also released directly into the bloodstream by the adrenal glands.
By turning lights off, you could save 10 to 20 percent of your total household electricity usage. You don't necessarily need to turn lights completely off to save energy--use a dimmer switch. Incandescent Lights
A kilowatt hour is a basic unit of energy, which is equal to power (1000 watts) times time (hour). Your electric bills show how the average number of kWh you use per month.For example, a 50 Watt light bulb left on for one hour would be 50 Watt hours, and 20 50 watt light bulbs running for one hour would be 1 kilowatt hour (kWh). kilowatt hour is a basic unit of energy, which is equal to power (1000 watts) times time (hour). Your electric bills show how the average number of kWh you use per month.