Is It Safe to Drink Water Left in the Car?

(Photo Credit: freepik)

Many people leave bottled water in their cars, especially on hot days.

But is it safe to drink? The answer depends on several factors, including temperature, the type of bottle, and how long the water has been sitting.

1. Temperature and Bacteria Growth

If the bottle has been left in a hot car for a long time, the heat can create an ideal environment for bacteria to grow. This is especially true if you’ve already taken a sip, as bacteria from your mouth can multiply in warm conditions.

2. Chemical Leaching from Plastic

Plastic bottles contain chemicals like BPA and phthalates, which can leak into the water when exposed to high temperatures. Some studies suggest that long-term exposure to these chemicals may be harmful to health, potentially affecting hormones and increasing health risks.

3. Changes in Taste and Quality

Even if the water is not contaminated, heat can alter its taste. The longer it sits in the car, the more it may absorb plastic-like flavors, making it unpleasant to drink.

While drinking water left in the car for a short time is usually safe, prolonged exposure to heat can cause bacterial growth and chemical leaching. To stay safe, it’s best to bring fresh water or use reusable bottles made of safer materials.

Read More:  Can Medicine Go Bad if Left in the Car?

Looking for a  car appraisal?  You can contact us for a free car valuation within 24 hours…