Rarely, other fibres such as paper or wood or asbestos have been used. The polymer is usually an epoxy, vinylester or polyester thermosetting plastic, and phenol formaldehyde resins are still in use. FRPs are commonly used in the aerospace, automotive, marine, construction industries and ballistic armor.
On  March 31, 1933, the U.S. Congress enacted legislation creating the Civilian Conservation Corps (CCC), a Depression-era federal agency. The CCC was one of the New Deal programs initiated in the first one hundred days of Franklin D. Roosevelt's presidential administration.
Established on March 31, 1933, the corps's objective was to recruit unemployed young men (and later, out-of-work veterans) for forestry, erosion control, flood prevention, and parks development. The president's ambitious goal was to enroll a quarter of a million men by July 1, 1933.