11.   Food Technology uses radiation to treat or process various foods for insect infestation, extend shelf life and control disease-causing microorganisms such as E. coli.

12.   George suggests that a better understanding of the protection offered by caffeine might lead to improvements in the way that radiation is used to treat cancer.

13.   In the past, radiation was used to treat conditions like acne and enlarged tonsils in young people, a practice that was abandoned.

14.   Instead, they are lobbying for the federal government to allow them to use radiation to rid meat of any potentially lethal bacteria.

15.   It already is using radiation to sanitize thousands of pieces of mail impounded at federal offices.

16.   Last May, several teams of astronomers announced that they had used the radiation to get the most detailed map of those primordial ripples ever made.

17.   Much like a microwave, irradiation sends a beam of energy through food, in this case using gamma radiation to kill microorganisms without heat.

18.   One item being considered is a water filtration system using ultraviolet radiation instead of chlorine.

19.   Particularly hazardous practices were using radiation to shrink enlarged thymus glands, to monitor treatment of tuberculosis and to treat various dermatological conditions, including severe acne.

20.   Other licensed stents use radiation and are implanted within stents that became blocked and need to be unclogged in a second go-round.