What do American collateralized debt obligations have in common with Chinese dairy products?

For starters, both can be highly toxic. Collateralized debt obligations based on subprime mortgages have brought America's economy to its knees. In China, dairy tainted with melamine was used to make infant formula that is now blamed for sickening 53,000 infants and killing at least four.

SAN FRANCISCO (Reuters) - It will be years before demand for hybrid cars in the United States and Europe is big enough for battery manufacturers to make money from that business, but electric cars are nevertheless poised to dominate the market for greener vehicles, the world's largest car battery maker said on Tuesday.