After all, we frequently pave playgrounds with fl\ammable material made out of shredded tires. Wait,really? Could you point me to some material about it? I know it was tried several times in many countries but IIRC everyone returned to just pure alsphalt, but I don't remember what was the actual reason.
Rubber covered playgrounds are considered safer for falls.[0] However, it's not just for kids, recycled substrates for athletic facilities are very popular. This shoe manufacturer recycles some of its products just for that purpose.[1]