Sardines at the Mercado do Bolhao, Porto, Norte, Portugal, Europe

Canned and fresh seafood at Kauppahalli market in Helsinki, Uusimaa, Finland, Scandinavia, Europe

Women at work, Pinhais, one of the oldest canned fish industry, Matosinhos, Portugal, Europe

Tins of sardines, Pinhais, one of the oldest canned fish industry, Matosinhos. Tins of sardines, Portugal, Europe

Closeup overhead view of female hand adding canned whole peeled tomatoes into frying pan while preparing pasta sauce

Jars with variety of pickled vegetables and fruits. Preserved food

Closeup view of female hand adding canned whole peeled tomatoes into frying pan while preparing pasta sauce

Jars with variety of pickled vegetables and fruits. Preserved food

Canned beans, meal in a shelter of a refugee, Belgrade, Serbia, Europe

Canned common mushrooms (Agaricus bisporus) in pot

Close up of food cans