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because plastic melts on heating and metal doesnot melt on heating.metals are good conductors of heat.
Wiki User
∙ 11y ago
Wiki User
∙ 11y agocookers are widely used in cooking over flame and if they were made of plastic the plastic may melt. metals are good conductors of heat while plastic are bad conductors.
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Why are switches made of plastic and not metal?
metals are good conductors of electricity. plastic and wood are insulators. they do not conduct electricity
Is plastic made out of rocks or is plastic made out of minerals?
no, plastic is made out of oils usually petroleum.
What is plastic pipes made out of?
Plastic.. Depends what type, but plastic pipes are made from plastic. :)
Why duralumin is not used for composite materials?
Duralumin is an aluminum alloy. Composite materials are made of plastic resins and reinforcing fibers (e.g. fiberglass, carbon fiber), not metals.
Why are electrical wires made with metals chemical bonds?
It's partly a convention of terminology; similar items are made from plastic or fabric and they are called "string" or "strands".You may be asking why metals are used for electrical wiring; that's because metals are conductors - that's almost a definition of what a metal is - metallic elements have surplus electrons and conduct electricity.
Why are cookers made of metal not plastic?
Cookers are made of metal because it withstands heat a lot better and does not melt like plastic would.
How are good quality egg cookers made?
The egg cookers of the brand Hankscraft is excellent. The item is made of plastic or cermanics. Usually shaped liked an oval shape to fit the eggs in.
Why are clocks made plastic?
Some clocks are made of plastic but not all of them are, they can be made from wood and metals too.
Why was atari Made?
Plastic, and various metals.
What materials are mobile phones made of?
they are made of metals and plastic
Are airoplanes plastic?
Most toy aeroplanes are made from plastic. Real planes are made from various metals.
What is a coffee machine made of?
Metals, plastic, and glass.
Why switches are made of plastic or bakelite and not metals?
Switches are made of plastic or bakelite because they don't conduct electricity.
What is spinning tops made from?
Wood, Metals or Plastic, usually.
Why are cookers not made out of wood?
Cookers are not made out of wood because, pieces of wood splinters will get into your food, and taste icky.
Are there any precious metals inside a cooker?
No, that would make cookers too expensive
Why are switches made of plastic and not metal?
metals are good conductors of electricity. plastic and wood are insulators. they do not conduct electricity
