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.
Purpose CCC Civilian Conservation Corps (1933) Relief Target 18 -24 year olds (250,000) for jobs that include park restoration, tree planting, hiking trail construction. AAA Agricultural Adjustment Act (1933) Recovery Protected the price of crops. Farm subsidies. Prevention of soil erosion. NRA National Recovery Administration (1933)