How Long Can You Sleep in a Car Before Suffocating?
2 Answers
Actually, sleeping in a car with the engine off won't cause suffocation. Here's some additional information: 1. Sleeping with the engine running: If you sleep with the engine and air conditioning on without opening the windows, there is a possibility of suffocation due to lack of air or death from carbon monoxide poisoning. As the air inside the car decreases, the concentration of carbon monoxide produced by the engine increases. The time it takes to cause death depends on individual constitution, but if left unattended for a long time, it can be fatal. 2. Car sealing: Most cars are not completely airtight, so there are usually places where air can pass through, and there's no need to worry too much. However, some cars have better sealing, which might lead to suffocation because the oxygen inside the car gradually decreases, resulting in hypoxia and potentially death.
The question of how long it takes to suffocate in a car doesn't have an exact answer, as the risk remains consistently high. I've experienced similar scenarios where the air inside a car with the engine running quickly becomes polluted. Carbon monoxide, which is colorless and odorless, can rapidly accumulate to lethal levels. Research indicates that with the engine running, poisoning and death can occur in as little as 10-15 minutes due to insufficient fresh air circulation. If the engine is off, the confined space of a small car (around 100 cubic meters) means that breathing consumes oxygen and leads to carbon dioxide buildup. Over a longer period, such as several hours, this can cause suffocation, though this varies by individual factors like age or health condition. Other factors, such as hot weather causing rapid temperature rise inside the car, can accelerate breathing difficulties. It's strongly advised never to sleep in a car with the engine running. If you need to rest, ensure the windows are slightly open or use ventilation devices to prevent tragedy. Safety first—don't overlook risks for convenience.