May Day, aka May 1, is an ancient festival of spring and a current traditional spring holiday in many European cultures. But no one is celebrating more than animal-rights activists as the first day of the new month means mandatory animal testing for most cosmetics is no longer necessary in China. But animal-rights activists note that the ruling doesn't include “special” cosmetics, such as hair dyes,hair perming products, sunscreens and anti-hair loss products. Furthermore, co...