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2. Heater core - Wikipedia

   en.wikipedia.org/wiki/Heater_core

   The temperature of the air entering the vehicle's interior can be controlled by using a valve limiting the amount of coolant that goes through the heater core. Another method is blocking off the heater core with a door, directing part (or all) of the incoming air around the heater core completely, so it does not get heated (or re-heated if the ...

3. Wax thermostatic element - Wikipedia

   en.wikipedia.org/wiki/Wax_thermostatic_element

   A larger bypass is often provided, through the cylinder block and water pump, so as to keep the rising temperature distribution even. [ 5 ] Work on cooling high-performance aircraft engines in the 1930s led to the adoption of pressurised cooling systems , which became common on post-war cars.

4. Thermostat - Wikipedia

   en.wikipedia.org/wiki/Thermostat

   The illustration is the interior of a common two wire heat-only household thermostat, used to regulate a gas-fired heater via an electric gas valve. Similar mechanisms may also be used to control oil furnaces, boilers, boiler zone valves , electric attic fans, electric furnaces, electric baseboard heaters, and household appliances such as ...

5. Zone valve - Wikipedia

   en.wikipedia.org/wiki/Zone_valve

   Zone valves can also be constructed using wax motors and a spring-return mechanism. In this case, the valve is normally closed by the force of the spring but can be opened by the force of the wax motor. Removal of electrical power re-closes the valve. This style of zone valve operates with a perfectly ordinary SPST thermostat.

6. Thermal expansion valve - Wikipedia

   en.wikipedia.org/wiki/Thermal_expansion_valve

   A thermal expansion valve or thermostatic expansion valve (often abbreviated as TEV, TXV, or TX valve) is a component in vapor-compression refrigeration and air conditioning systems that controls the amount of refrigerant released into the evaporator and is intended to regulate the superheat of the refrigerant that flows out of the evaporator ...

7. 25-Year-Old Firefighter Injured, 'Multiple Burn Victims ...

   www.aol.com/lifestyle/25-old-firefighter-injured...

   As of 7 a.m. local time on Wednesday, Jan. 8, four named wildfires are impacting various parts of Southern California, according to data from CalFire.. The largest blaze is the Palisades Fire ...