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What is the easiest way to recognize foods contaminated with spoilage bacteria?
Changes in color and smell.
Does eating contaminated watermelon leads to cholera?
Watermelon can be contaminated by cholera bacteria on their surface. But then the watermelons are carried to market and by that time the bacteria get killed after drying of watermelons. But then the watermelons can be contaminated like other foods and cause you cholera.
Why is it important to keep foods out of the Temperature Danger Zone?
To avoid it getting contaminated by bacteria.
What has the author Allen A Kraft written?
Allen A. Kraft has written: 'Psychrotrophic bacteria in foods' -- subject(s): Food, Food spoilage, Microbiology, Psychrophilic bacteria
Why does foods happen?
Food spoilage happens when bacteria in the food is allowed to grow. The food heats up to room temperature or hotter and the bacteria grow allowing it to spoil.
How does pasteurisation preserve food?
Pasteurization preserves food by killing the bacteria that cause food spoilage. It is accomplished by heating foods to a high temperature.
What are spoilage inhibitors?
Spoilage inhibitors are chemicals added to commercially processed foods to prolong or prevent spoilage.
What are nonperishable food?
Non-Perishable foods are things such as Canned products, Sugar, Spices, All types of pasta. Almost all dried products are non-perishable as food-spoilage bacteria (like most bacteria) requires moisture to thrive.
When spoilage of canned foods occurs what causes the blackening of the cans?
The spoilage is caused by bacterial growth in the can. The bacteria liberate hydrogen sulfide (H2S) from the sulfur-containing amino acids. When H2S is produced, the sulfide (S2-) reacts with the metal to produce a visible black presipitate.
What are the Foods that are likely contaminated?
This is a BROAD category. Contaminated with what?? (For example, Tuna, etc... can be contaminated with mercury because of what they feed on... Some fruits and vegetables can be contaminated with pesticides...While, any foods can be contaminated with household chemicals, such as cleaners or bleach...)
What causes listeria?
Listeria infections are caused by eating food contaminated with the bacteria Listeria monocytogenes, which can be found in:SoilWaterSome wild and domestic animalsHumans are often exposed to listeria by consuming:Raw vegetables that have been contaminated from the soil or from contaminated manure used as fertilizerInfected animal meatUnpasteurized milk or foods made with unpasteurized milkCertain processed foods - such as soft cheeses, hot dogs and deli meats that have been contaminated after processing
How does Listeria attack and spread?
The Listeria is spread by ingestion and eating foods that are contaminated with the bacteria. This illness is very common with the pregnant women and the newly born children.
