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Most Ready Salads Are Contaminated With Bacteria" title = "salada-pronta-para-consumo" />
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" title = "salada-pronta-para-consumo"
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June 27, 2018, 12:02 – Published June 26, 2018, / Thinkstock / Getty Images)
If you usually buy salads in establishments fast food or the restaurants delivery here is an alert: wash them before eating, even if the phrase "ready to consume" is inscribed on the package.
According to a study by the UniMetrocamp Wyden University Center, Campinas (SP), 90% of salads are contaminated with bacteria and faecal coliforms at levels 10 times higher than those allowed by the. National Health Surveillance Agency (Anvisa), which is 100 units of coliforms per gram of food.
Researchers ] Milene Almeida, Ta (19459016), at home, and 8 of fast food . Of this total, 18 contained more bacteria and coliforms than normal – only two types of salads were released – but the brands were not released.
"We want to attract the attention of people market these products. This is not only washing, you have to know to cleanse [lasalade very well the salad, "says microbiologist Rosana Siqueira, teacher who coordinated the study. According to her, everything that comes from the soil contains bacteria, because the water of irrigation is often not drinkable, the pesticides are strong and the transport is not not sure. "It is important to wash your hands, wear gloves to handle food, take care of the boards, do not forget to disinfect the utensils," says the teacher.
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Found microorganisms can cause various problems in the body Human, Gastrointestinal to Pulmonary Diseases . One of the most found in salads was the Escherichia coli, indicator of faecal contamination – by animal and human faeces. "This demonstrates the lack of hygiene of the food handler," says Rosana
. Pseudomonas aeruginosa is another dangerous bacterium found in research. Only one sample had more than 1 million units of the microscopic organism. Rosana points out that Pseudomonas is opportunistic: "It does not cause many problems in healthy people, but it is harmful for those who are already debilitated, with the immune system weakened In this case, it can cause severe diarrhea, vomiting, body aches and fever
Finally, the investigation indicates that Staphylococcus aureus was also present in salads. The bacteria are usually found in the nasal pbadages and may be present in the hands if there is a lack of proper cleaning. "This causes food poisoning and also indicates poor hygiene of the material handlers. salads ", says Rosana
Protect yourself from Contamination Rosana points out that the ideal is to leave the sauce ns a solution with bleach. Just mix 1 or 2 tablespoons (soup) in 1 liter of water and leave the food for about 10 minutes.
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It's worth keeping an eye on the foods eaten with l & # 3939; bark, as tomatoes and cucumbers. After washing the leaves gently so that they do not disintegrate, it is common to let only one water on the surface of the larger ingredients, but the microbiologist does not specify the practice: "If you want to eliminate microorganisms,
Another strategy that can soften the bacteria, if it is not possible to cleanse the salad, is the" 39, season with vinegar and lemon . "You will not leave enough time to decontaminate the food, but mixing seasoning is already helping," says Rosana.
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Notice: "This is not because the salad is beautiful, healthy and" ready to consume "that it is harmless to the health of ."
