How many hours can you store raw eggs in warm car?

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I many times wonder if I can buy eggs now because not going directly to home. The temperature in cars is often very high (probably more than 40 C at direct sunlight). This answer talks about accumulation of heat to the object - maximum 4 hours at 5-60 C. However, if the temperature is very high all the time during that time, I think the maximum time is shorter.

I do not understand how bacteria can develop in eggs at high temperatures (> 40 C). In other words, how well does the package protects eggs from much heat?

How many hours can you keep raw eggs in a package in a warm car?



Best Answer

No, your reasoning is incorrect. Food safety rules are dumbed down because they have to be taken literally without any reasoning.

if the temperature is very high all the time during that time, I think the maximum time is shorter.

The maximum holding time isn't shorter for higher temperatures within the danger zone. It is the time at which food is legally safe, and it is defined to be the same for all temperatures in the 4 to 60 Celsius range, for all foods. This is different from the time the bacteria load actually increases to different levels - the real time cannot be really predicted, so the food safety rule assumes the worst case plus a safety margin.

Package isolation, actual temperature difference, actual initial bacterial load and so on are variables which you cannot measure at home, and whose effect you cannot calculate without using a model sophisticated enough to do a weather prediction (and we all know how good these are). So, they are not considered when calculating the legally safe time.

The range of 4 to 60 Celsius was chosen because it is the range at which foodborne pathogens multiply. Below 4 Celsius, Salmonela stops multiplying (but doesn't die, neither do other bacteria). Above 60, a few bacteria will survive, but practically none will multiply. The 40 Celsius limit is very low, even humans can survive it. It is a very comfortable temperature for most foodborne bacteria, whose optimal life condition is the gut of a human suffering from a fever.

If you want to base your decisions on a calculation of bacterial growth, as opposed to regulations, that's impossible. Such a calculation cannot be done even as a rough estimate. You are left with either following the regulations, or taking shots in the darkest dark.




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How long can eggs stay in a warm car?

The USDA guidelines recommend that fresh, shelled eggs not be left unrefrigerated for more than 2 hours. Once an egg has been cooled, bringing it to room temperature or higher can cause the egg to \u201csweat,\u201d which can allow for the movement and growth of bacteria.

Can eggs be left in a warm car?

As long as the temperature there was not above, say, 21 degrees Celsius. Eggs can be stored at room temperature, though I still like to put mine in the refrigerator. Show activity on this post.



The EASIEST Technique Anyone Can Do To Preserve Raw Eggs For 1 Year | Prepping




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