What Is Green Fluorescent Protein?

Answer Green fluorescent protein (GFP) is protein that occurs in a species of jellyfish, Aequorea victoria, which is found in the North Pacific. Fluorescence is a phenomenon whereby certain substances abs... Read More »

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What is the correct way to dispose of fluorescent lamps Do they really have mercury inside them Is the powder that covers the inside of them dangerous Is there a simple way to get rid of a burned fluorescent lamp without pollution - Augusto?

While there is mercury in a fluorescent lamp, the amount of mercury is relatively small. There are only about 0.5 milligrams of mercury in each kilogram of lamp, or 0.5 parts per million. In fact, ... Read More »

I have heard that there is a substantial cost to starting a fluorescent light fixture. When entering and exiting a room frequently, is it better to leave a fluorescent light turned on, or to turn it off when leaving each time — GEW?

Whenever you turn on a fluorescent lamp, a small amount of metal is sputtered away from the electrodes at each end of the tube. These electrodes are what provide electric power to the gas discharge... Read More »

We have some problems with a "fluorescent lamp igniter", the device that turns on the lamp. I would like to know what is necessary for the fluorescent lamp to turn on?

A fluorescent lamp produces light as the result of an electric discharge that takes place inside the lamp tube. Electrons, emitted from hot filaments at each end of the tube, are pulled through the... Read More »

What is the difference between whey protein powder & whey protein isolate?

Whey is a byproduct of the cheese-making process and is naturally high in protein. It is one of two protein sources that come from milk, the other being casein. Whey protein is manufactured in a po... Read More »