Ann Rostow: End of the Year Quiz - San Francisco Bay Times sfbaytimes.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sfbaytimes.com Daily Mail and Mail on Sunday newspapers.
Marco Bettolini leapt into the tank when he saw co-worker Alberto Pin had fainted at the Ca di Rajo winery in the Province of Treviso, in the Italian region Veneto, on Thursday last week.
Toxic fumes - like carbon monoxide and nitrogen - produced during winemaking can be deadly in enclosed spaces, especially when produced in large quantities - and neither man had been wearing a respirator