1.1 This specification covers file folders used in the storage of records and documents that are expected to have maximum, or substantial, life expectancy.1.2 It has been shown (, , , , ) that the life expectancy of paper is at leas This specification covers file folders used in the storage of records and documents that are expected to have maximum, or substantial, life expectancy. This specification is based on fiber sources used in the production of paper that contains no more t