The Agri-Food and Veterinary Authority of Singapore (AVA) advises consumers to keep eggs in refrigerators as this will help to keep the eggs fresh for longer.
Eggs may contain salmonella bacteria, which is a common cause of food poisoning. The bacteria is also found in raw meat, poultry, raw unwashed vegetables, unpasteurised milk and dairy products. It can also be found in the gut and faeces of animals and humans.
Salmonella can be transmitted to humans when they consume eggs contaminated by the bacteria in chicken droppings. The bacteria penetrate the egg through cracks in the shell. With salmonella, which causes food-borne illnesses, it takes 12 to 48 hours for symptoms to develop. The symptoms include fever, diarrhoea, vomiting and abdominal pain.
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