When to use recirculation mode and fresh air ventilation mode in car AC explain in tamil?

In this video clear explain about car ac recirculation mode and fresh air ventilation mode in tamil. #cars #acbutton #car2023 #howtodrivecar #howtousecarac #carac #recirculationmode #freshairincar #carsindia #driveanddrift #fuelefficiency #carmileage #carlongdrive RECIRCULATION MODE IN CAR AC *car cabin air will be recirculated into agian car cabin *cabin get quick cooling because cabin air already cooled *outside pollutant (carbon monoxide),dust particle,bad smeel are not entered in car cabin in traffic and crowd place. It will increases life od ac compressor,ac blower,ac filter in car. FRESH AIR VENTILATION MODE IN CAR AC *maximum time travel with recirculation mode but you feel very tired with in a hour because,you can breath same air repeatly. *so,oxygen level decreased in car cabin.so when you drive a car you can change the mode of fresh air ventilation mode for 2 or 3 times within a hour.it will regain the oxygen level in cabin and passenger get refresh. final conclusion *In summer use recirculation mode because outside air is too hot. *in winter use fresh air ventilation mode because out air already cooled.