The air differs as you move larger and better to the atmosphere. The air gets "thinner" as elevation climbs simply because you will find less air molecules up there. Mountain climbers generally should use canisters of oxygen since they climb higher than 3,800 meters (12,500 feet) since there is not https://www.dailypioneer.com/2025/page1/smoke-smell--unruly-passenger-affects-ai-flight-service.html