Girl's science project got world's attention By Daniel Kent, 14A high school girl's science project has alerted many people to the potential hazards of heating food in microwave ovens. When Claire Nelson was 12 and growing up in Little Rock, Ark., she struggled to come up with a science fair project. As she and her mother discussed some articles she was reading for her science class, the topic turned to diethylhexyl adipate, or DEHA, a carcinogen found in pla