Neutralise harmfull rays?
Well, the best way, short of turning it off and not using it would be to use one of my (patend pending) lead Xpress-on covers. blocks 99.99% of harmfull radiation. side affects may include complete loss of signal and lead poisoning.
Mines the Quantum E-Wave Alien, because using words Mr J Public doesn't understand in advertising blurb doesn't mean it exists