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.
Civilian conservation Corps (CCC) 1933. employed about 3 million men (between 18-25) to work on projects that benefited the public, planting trees to reforest areas, building levees for flood control, and improving national parks, etc. Most pop form of legislation. Men only keep 20-25% of $, rest sent back to family.