While cotton, from the cotton plant, and linen, from the flax plant, are both natural plant fibers (cellulose), there are many differences between them. The term Linens can colloquially refer to any household good, but this should not be confused with linen fabric.
The NTSB defines an incident as an occurrence other than an accident, associated with the operation of an aircraft, which affects or could affect the safety of operations. While many incidents do not need to be reported to the NTSB, there are serious incidents that must be reported.
ACCIDENT - an unplanned event that causes personnel injury or illness, or property damage. DEFINITION - ARMY ACCIDENT. ARMY ACCIDENT - an accident that results in injury / illness to either army or non-Army personnel, and/or damage to Army or non-Army property as a result of Army operations (caused by the Army). ACCIDENT INVESTIGATION. AND REPORTING - AR 385-40. ACCIDENT REPORTING TERMINOLOGY.