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Tag: Convection

Learning from a Thermos – Designing a well insulated space

By on April 22, 2016
Learning from a Thermos – Designing a well insulated space
When I was a child I used to have a lot of curiosity while using a Thermos (or vacuum flask). It was always like magic that it used to keep hot things hot and cold things cold all the time. It neither had fire in it to keep things hot nor ice to keep things cool. Later in high school we learnt the basics of heat transfer, and that was when the theory behind the thermos became clear to me. After so many years, when I think of it, a lot of it can be applied to saving

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Microwave Oven vs. Conventional Electric Oven: a comparison of technology and efficiency

By on April 22, 2016
Microwave Oven vs. Conventional Electric Oven: a comparison of technology and efficiency
Indian kitchen, which at one time had very less electrical appliances, is now getting loaded with appliances of all kinds. Ovens: electric or microwave are increasingly getting into Indian kitchen and making their presence felt. But many a times people get confused between the two and do not understand which one to buy. It is important to note that although a lot of activities can be done in both of these types of ovens, there are few things that can be done well only

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