Will Milk Spoil If Left in the Car During Summer?

[LeConnor]

In high summer temperatures, milk will spoil if left in the car for more than 3 hours. Unpasteurized pure milk can last up to 48 hours at 0°C, but should not exceed 3 hours at 20°C-30°C. Additionally, fresh milk should not be exposed to direct sunlight. Below is related information: Hazards of high car temperatures: The higher the temperature, the hotter the engine compartment becomes, increasing the likelihood of vapor lock. This is especially common when the car is fully loaded climbing a hill or driving at low speeds for extended periods. Another issue is irregular ignition—when driving in high temperatures, the ignition coil can overheat, weakening the high-voltage spark and causing engine misfires at high speeds. In severe cases, this can burn out the ignition coil and disrupt normal vehicle operation. Prevention and handling: In extremely hot weather, switch to higher-viscosity engine oil and shorten the oil change interval appropriately. Regularly check the electrolyte density and fluid level in the battery, promptly replenish distilled water, and ensure ventilation holes remain unobstructed.