Search results
Results from the WOW.Com Content Network
Johan Hultin made multiple attempts during the 20th century to culture 1918 influenza virus he found in the frozen corpses of pandemic victims at Brevig Mission in Alaska. Every attempt failed, which suggested that the influenza virus is incapable of surviving the thaw after being frozen.
Food microbiology is the study of the microorganisms that inhabit, create, or contaminate food.This includes the study of microorganisms causing food spoilage; pathogens that may cause disease (especially if food is improperly cooked or stored); microbes used to produce fermented foods such as cheese, yogurt, bread, beer, and wine; and microbes with other useful roles, such as producing ...
The Canadian Journal of Microbiology is a monthly peer-reviewed scientific journal covering all aspects of microbiology.It was established in 1954 and is published by NRC Research Press.
Burial of food can preserve it due to a variety of factors: lack of light, lack of oxygen, cool temperatures, pH level, or desiccants in the soil. Burial may be combined with other methods such as salting or fermentation. Most foods can be preserved in soil that is very dry and salty (thus a desiccant) such as sand, or soil that is frozen.
Tubes of biological samples being placed in liquid nitrogen. One early theoretician of cryopreservation was James Lovelock.In 1953, he suggested that damage to red blood cells during freezing was due to osmotic stress, [9] and that increasing the salt concentration in a dehydrating cell might damage it.
Foods that provide inhospitable environments for bacteria will be able to last longer. Salt Bacteria doesn't have such a drastic effect because salt is a rock , just like granite doesn't go bad ...
As many frozen foods are cooked in a microwave oven, manufacturers have developed packaging that can go directly from freezer to the microwave. In 1974, the first differential heating container (DHC) was sold to the public. A DHC is a sleeve of metal designed to allow frozen foods to receive the correct amount of heat.
Keep your favorite frozen foods last longer in the freezer with these smart storage tricks. The post 11 Frozen Foods You’re Probably Storing Wrong appeared first on Reader's Digest.