Today is Cate’s third birthday. Here she is enjoying one of her birthday presents (that she got a little early):
As we celebrate Cate’s birthday, let’s not forget that today is also Mole Day. So can chemists take the day off?
Today is Cate’s third birthday. Here she is enjoying one of her birthday presents (that she got a little early):
As we celebrate Cate’s birthday, let’s not forget that today is also Mole Day. So can chemists take the day off?