Chocolate lovers in Germany have been warned to watch what they eat this Christmas as it could have deadly consequences.<br /><br />The consumer group "Stiftung Warentest" says traces of mineral oil have been found in advent calendars which may cause cancer.<br /><br />But some shoppers in one Berlin superstore appeared to take the advice in their stride.<br /><br />...<br />http://www.euronews.net/
