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What else can I help you with?
How does vacuum flasks keep hot liquids hot and cold liquids cold?
by inhibiting heat conduction
What type of cups keep water cold?
Metalic cups keeps the water cold and it can be also used to keep the water hot .
Why are vacuum flasks called vacuum flasks?
Vacuum flasks are named so because they have a double-wall design with a vacuum-sealed space between the walls. This vacuum insulation helps to minimize heat transfer by conduction or convection, keeping hot liquids hot and cold liquids cold for an extended period of time.
Must a flask be a good conductor of heat?
No, a flask does not necessarily have to be a good conductor of heat. In fact, many flasks are designed with insulating materials to help maintain the temperature of the liquid inside, whether hot or cold. So, a flask can be effective at keeping beverages hot or cold without being a good conductor of heat.
How do you keep hot water hot in a can?
warm it up every time it gets cold
What is a better material to use in a thermos flask?
Stainless steel is a popular material for thermos flasks because it is durable, has good insulating properties, and is easy to clean. Vacuum-insulated stainless steel thermos flasks can keep liquids hot or cold for long periods of time.
Why is the thermos flask a great invention?
Thermos Flasks were invented in 1892 by Sir James Dewar. They consist of two flasks, one placed over the other and joined at the neck. The main advantage of using a Thermos is to keep hot beverages hot and cold beverages cold.
Is it true that cold water is hot?
No, cold water is not hot. Cold water is at a lower temperature than hot water.
How do our clothes keep us warm?
They Keep out cold and keep in hot or keep in cold and keep out hot it depends on the weather
How do you straighten your beyblade ripcord?
take the ripcrd and keep it in hot water for 2-3 minutes and then take it out it would be soft and keep it in cold water and straighten it with ur hands. first straighten it and then keep it in cold water
What is the purpose of a heat trap on water heaters?
to keep hot water from backing up into the cold water piping.
Is water hot or cold?
Water can be either hot or cold depending on the temperature. Water at room temperature is considered neither hot nor cold.
