"It's..." Raphael tried to find the best word for it, "It's not like human hunger. Hmm, give me a minute to describe it." He'd ignore that sunbeams line.

"Oh yes." Raphael turned to him, "I suppose there'll be quite a few things you'll find new. Those are seat belts. They became a staple in cars in the 50's to reduce deaths by car accident. They didn't become a mandatory law until the eighties. Just put the metalic bit into the little plastic bit there with the band over your waist."