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Use hands-free to decrease the radiation to the head. Keep the mobile phone away from the body. Do not use telephone in a car without an external antenna. The use of "hands-free" was not recommended by the British Consumers' Association in a statement in November 2000, as they believed that exposure was increased. [63]
Babylonokia. Babylonokia (also Babylon-Nokia, Alien-Mobile, and Cuneiform Mobile Phone) is a 2012 artwork [1] by Karl Weingärtner in the form of a clay tablet shaped like a mobile phone, its keys and screen showing cuneiform script.
Water is ~11% hydrogen by mass but ~67% hydrogen by atomic percent, and these numbers along with the complementary % numbers for oxygen in water, are the largest contributors to overall mass and atomic composition figures. Because of water content, the human body contains more oxygen by mass than any other element, but more hydrogen by atom ...
Two decades of evolution of mobile phones, from a 1992 Motorola DynaTAC 8000X to the 2014 iPhone 6 Plus. A mobile phone, or cell phone, [a] is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones (landline phones).
It’s very hard to say, however, because cellphones “have become so widespread that there is no control group” of people who don’t have cellphones to compare cellphone users’ cancer rates ...
People have often stopped wearing wristwatches in favor of checking the time on their smartphones, and many use the clock features on their phones in place of alarm clocks. [308] Mobile phones can also be used as a digital note taking, text editing and memorandum device whose computerization facilitates searching of entries.
An old rotary dial telephone AT&T push button telephone made by Western Electric, model 2500 DMG black, 1980. A telephone, colloquially referred to as a phone, is a telecommunications device that enables two or more users to conduct a conversation when they are too far apart to be easily heard directly.
Cat S22 Flip with Android operating system and touch display. Cat Phone was a range of toughened and strengthened mobile phones, including rugged smartphones developed, manufactured and sold by Bullitt Mobile Ltd, [3] part of the British telecommunications and consumer electronics technology company Bullitt Group Ltd, under exclusive license from Caterpillar Inc. since 2012. [1]