I Would Like to use flecks to add coloration… if I polyurethane on top of the flecks, will it's too slippery for youngsters. It’s a lined walkway but will get soaked from blowing rain. Epoxy resists these substances, but prolonged contact with harsh chemicals (like battery acid or brake fluid) https://top100bookmark.com/story21791252/details-fiction-and-epoxy-coatings-near-me