Playgrounds Unlimited’s place for important guides, tools, and other information.
American Society for Testing and Materials (ASTM)
https://www.astm.org/
Certified Playground Safety Inspector (CPSI)
https://www.nrpa.org/certification/CPSI/
Consumer Product Safety Commission (CPSC)
https://www.cpsc.gov/
Ecore International
http://www.ecoreintl.com/
Ethylene Propylene Diene Monomer (EPDM)
https://en.wikipedia.org/wiki/EPDM_rubber
International Play Equipment Manufacturers Association (IPEMA)
https://ipema.org/
LEED Credits
https://leeduser.buildinggreen.com/browse
National Playground Contractor Association Inc. (NPCAI)
https://www.playground-contractors.org/
Play and Playground Encyclopedia
https://www.pgpedia.com/
Styrene-Butadiene Rubber (SBR)
https://en.wikipedia.org/wiki/Styrene-butadiene
TigerTurf
https://tigerturf.com/us