美国一客机起飞前发动机吸入空调软管：软管被瞬间绞成碎片

Core Points - An incident involving a Frontier Airlines aircraft occurred on August 17, where the engine ingested an air conditioning hose before takeoff, resulting in the hose being shredded [1] - The flight was scheduled to travel from Charlotte to New York, and the incident happened after passengers had boarded the plane [1] - Witnesses reported seeing debris wrapped around the engine, and the hose was used for delivering cool air to the aircraft [1] - No injuries were reported among passengers or crew members, and they were subsequently deboarded and returned to the terminal [1] - The airline has stated that it is conducting an investigation and performing checks and repairs on the aircraft involved [1]