Types of Batteries by Jeff Anderson
... Zinc-Chloride: Heavy-duty zinc chloride batteries (ZnCl2) are the result of technological advances in zinc carbon battery manufacturing. A powdery mix serves as the cathode component of the zinc chloride battery. The mix is made of manganese dioxide (the active ingredient), carbon black (for electrical conductivity and moisture absorption), and zinc chloride electrolyte (which assists the chemical reaction). Magnesium batteries - have twice the service life of a zinc cell of equivalent size.

Being 'Mummy Fix-it' by Lina-Marie Catto
... Before long, you might actually find your progeny experimenting with fixing things for the younger ones and observe them taking a more pragmatic look at material objects. It’s a lot of fun being the “go-to” guy or gal in the household when there’s an emergency opportunity to be had. You can play it as “serious” as you want to with the kids – all you need to do is get yourself a mirror and just watch an episode of ER or All Saints to perfect your expressions!

Seven Things to Consider When Choosing a PDA by Jason Kohrs
... Use of wireless networking and display backlighting are two other things that can seriously impact battery life on any PDA, regardless of the type or quality of batteries included. Your best bet for information on battery life is to seek out independent reviews or owner comments on a PDA of interest. Final Words With all of the options available, PDAs are far more versatile than they ever used to be. Finding a device with the flexibility to be useful for both business and pleasure doesn’t ...

Nokia 2610 – Gets you Started by Keith Rickwood
... The phone is for those who'd listen to music on their mp3 players, take pictures with their cameras and expects exceptionally good reception and longer battery life from their mobile phones. The phone looks compact and smart in its candy-bar form with a large display of 128x128 pixel resolution that delivers 65,536 vibrant colours. The four way navigation key, dedicated call buttons and a simplified keypad makes working on the Nokia 2610 very easy.

Blackberry - Is It Right For You? by Andrew Kelly
... Battery life varies greatly from one device to the next, ranging from hours to several days. If you need a long battery life, keep this in mind. Likewise, some models do not come with a speakerphone, which is a major thing for some people. Be sure to check these other features when choosing which Blackberry to go with. A Blackberry is an incredibly convenient gadget to utilize. It is important, however, to take prudence when choosing the device so it meets all of your needs.

LEDs: The Light of the Future by William Sutherland
... With greater efficiency, longer useful lives, and their “clean” nature, LEDs are the future of light, pushing traditional incandescent and flourescent bulbs toward extinction. Only the higher production costs for LEDs has extended the existence of traditional bulbs. HistoryWhen viewing the history of traditional bulbs, the higher costs associated with producing LEDs is not an insurmountable hurdle to overcome. The incandescent bulb lingered for about 70 years before supplanting “candles, ...

End Babysitter Abuse by Robert Nelson
... A battery usually only lasts about 4-5 hours, and the picture degrades quickly. The Wireless/Wired Hidden Clock Color Camera offers the best of both worlds. It houses a high resolutiuon lens, and a Transmitter. It can also be used direct wired. This type of Hidden Camera can be placed high, and out of the reach of prying eyes. Also, the Wireless Calculator Hidden Color Camera is also an excellent device. These devices are not expensive, and could save a childs life.

Handspring Treo 650: A Mobile Phone and a PDA Rolled Into One by Keith Rickwood
... Handspring Treo 650 offers rich entertainment features to rejuvenate you when you come back home after a long tiring day. These features include online mobile gaming, instant messaging, content downloads etc. Support for the EDGE technology in Handspring Treo 650 enhances the speed of data transfer. This facilitates faster downloads on your mobile phone. Handspring Treo 650 has an MP3 music player that lets you enjoy your favourite numbers wherever you are.