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.
About the National Incident-Based Reporting System (NIBRS) The National Incident Based Reporting System (NIBRS) is an incident-based reporting system for crimes known to the police. For each crime incident coming to the attention of law enforcement, a variety of data are collected about the incident.