January 2008
Intermediate to advanced
336 pages
9h 43m
English
Some people believe the jury is still out on the safety of cellular telephones. Others are convinced that they're a serious health threat. Scientists and engineers have performed studies and published papers that claim to prove that extended use of a cell phone can—or can't possibly—cause cancer, make milk go sour, or have some other terrible effect. Human exposure to electromagnetic fields at the frequencies used by cell phones and wireless network adapters is within the levels that most organizations and regulatory agencies that have studied the matter consider safe. The dissenters believe that those levels are too high.
Even if you think cell phones are ...