Central to this is Carlsberg's use of Denmark's reverse vending machines, run by Dansk Retursystem.

CNN: Brewing giant Carlsberg's sustainability drive pays off

About 150, 000 U.S. vending machines accept credit and debit cards.

WSJ: Debit-Card Fee Cap Has Nasty Side Effect

Among the civil charges: misrepresenting potential earnings and the ease of finding locations for vending machines. (It's all summarized on the FTC's Web site, www.ftc.gov.) The defendants admitted no wrongdoing but agreed to reforms.

FORBES: Check it out.com

"Gardening and raising cows is also Walker's idea of life, liberty, and the pursuit of happiness, now that he's retired from filling vending machines, " Peeples says.

NPR: The Legacy of Medgar Evers

Vending machines, banning vending machines where you can't have any control over the age of the person who's buying it.

BBC: Rocky times

To slash costs, Stelios fired virtually all his staff, put in vending machines to sell Internet cards and began leasing space in chains like McDonald's and Burger King.

FORBES: Easy.com, Easy Go

After Oliver's campaign won huge public support, the government banned junk food from school canteens and vending machines, and in 2006 rules to make food healthier were introduced in English schools.

BBC: School lunches take-up increases