| Descriptors | Playground equipment, Playgrounds, Outdoor sports equipment, Leisure equipment, Safety measures, Equipment safety, Classification systems, Dimensions, Accident prevention, Stability, Length, Height, Clearance distances, Surfacing (exterior spaces), Rotation velocity, Load capacity, Rotating parts, Mechanical transmission systems, Mechanical components, Mechanical testing, Tensile strength, Strength of materials, Tensile testing, Marking, Testing conditions |