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The thermostat is equipped with a temperature-sensitive wax or liquid that expands and contracts in response to changes in temperature. When the engine starts and is cold, the thermostat remains closed, preventing coolant from circulating through the radiator. This allows the engine to reach its optimal temperature more quickly. Once the engine warms up to the predetermined temperature, the thermostat opens, letting coolant flow through the radiator to dissipate heat and keep the engine from overheating.


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The tipping point when new energy cars become cheaper than gasoline-powered vehicles is rapidly approaching. Experts predict that by the mid-2020s, the upfront purchase price of electric vehicles will match or even undercut that of gas cars, especially as battery technology continues to improve and production scales up. With the additional savings from lower fuel and maintenance costs, new energy-electric cars are expected to become the dominant choice for consumers within the next decade.

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