How often should the car radiator water be checked in hot weather?

<p style=";text-align:left;direction:ltr"><strong>ArabiaWeather.com -</strong> German car expert Rainer Kamen recommended reviewing the cooling water once a month, even in <strong>the summer</strong> .</p><p style=";text-align:left;direction:ltr"><br /> Kamen, an expert at the Technical Authority for Quality Control (Tüv Nord), added that the cooling water should be reviewed additionally before setting out in the car on summer trips.</p><p style=";text-align:left;direction:ltr"><br /> Kamen explained that when reviewing the cooling water, the mark of filling the supply tank is adhered to, and it is re-supplied as needed from clean tap water, indicating that the frequency of refilling causes a decrease in the percentage of the anti-freeze protection material; So this percentage should be checked next winter.</p><p style=";text-align:left;direction:ltr"><br /> The cooling water cycle should also be checked for leakage, if it is required each time to refill in large quantities.</p>