In case of hot weather, it is absolutely necessary to remove aerosols (deodorant, insecticide, etc.), which can explode under the effect of heat, which can even, in the worst case, cause a fire. Ditto for lighters, even tidy in the glove box. All electronic devices must also be proscribed, that it is smartphones, tablets, computers, portable consoles, batteries that can overheat and possibly explode. The glasses, of all kinds, must also be kept away from the passenger compartment by high temperatures, because the magnifying effect can also create a risk of fire.
It is also advisable not to leave in his car perishable food which could deteriorate, but above all to promote the development of bacteria and therefore of poisoning. Water bottles are also to be avoided, because under the effect of heat, they can release substances dangerous for health. As for soda or beer cans, they can simply explode and considerably damage the interior of the car.
Do not allow solar creams, makeup or medication to be dragged because the heat could harm their effectiveness. Also pay attention to bank cards because heat can distort them or even make the fleas illegible in the future.
Finally, it seems obvious, but you should never leave your children or animals alone in the passenger compartment. Without air conditioning and even with the ajar windows, a few minutes are enough to reach temperatures that can be fatal!
Obviously, when possible, park in the shade. If you have them, use sun visor or anti-UV movies. Then, when he takes over the steering wheel, so as not to suffocate, remember to open the windows for a few minutes and then the doors before climbing, to evacuate the air too hot. Once on the way, put the air conditioning, but gradually, to avoid any thermal shock. Then remember to hydrate yourself regularly.