COM Library

While most of us can do math, even the complicated stuff, on our own, using a calculator is usually faster and eliminates a lot of potential errors. You don’t need a desktop model to calculate these days — the Internet is full of calculators that are free for you to use. Here are 100 places where you can go to calculate just about anything and everything. Basic, finances, health & fitness, conversion, mortgage, fun, and everyday calculators here! For more calcultor and other quick reference sites, try COM Library's Quick Ref .

Flipswap makes it easy to give mobile phones a second shot at life by offering fast, free and eco-friendly ways to trade them in. The average American buys a new cell phone every 12 months, which means more than one hundred million working phones become unused every year. Flipswap provides an easy way for consumers and businesses to make sure that these phones or iPods get put back into use by offering cash or store credit for them and then getting them into the hands of people that can’t afford a new phone. Read more... For more green tips, try COM Library's Things You Can Do to Save the Planet .

Library hours for Summer II (July 11th-August 15th) are: Monday - Thursday, 8:00 AM to 9:00 PM Friday, 8:00 AM to 5:00 PM You can always find the library's hours here: COM Library Hours .

Just as a reminder, the College of the Mainland Library will be closed on Friday, July 4th. As you make your Independence Day plans, here are a few neat sites about fireworks! Chemical of the Week Have you ever been to an aerial fireworks show at an amusement park, baseball game, Fourth of July celebration, or on New Year's Eve and wondered about how all the impressive colors and sounds are produced? People everywhere enjoy the fantastic explosions and the brilliant light displays of fireworks. However, these spectacles are much more than just a form of entertainment. Each firework launched into the sky is a precisely formed assembly of chemicals and fuel, carefully calibrated to produce a particular effect – a red chrysanthemum spray accompanied by a powerful explosion, or a blue strobe, for example. Understanding how the contents of a firework produce the impressive variety of colors, forms, and sound intensities requires only a simple understanding of chemical reactions. Read