This special report will trace those changes through the main forms of gambling, which sadly will mean neglecting strong but local passions such as greyhound racing, bingo, jai alai and cricket fights.

ECONOMIST: Shuffle up and deal

Like other iron minerals, green rust readily absorbs dissolved elements onto its surface, but green rust is not only particularly efficient at this in many cases, it can also react with toxic dissolved trace metals to make them insoluble, and as a result, renders them in nontoxic forms.

MSN: What green rust did long ago to the big blue ocean