Before revision: Turpentine cup made of tin, was attached to a pine tree Pine tree with metal guides to a Herty cup With the demise of wooden ships, those uses of pine resin ended, but the industry remained vigorous as new products created new markets.
After revision: Turpentine cup made of tin, was attached to a pine tree Pine tree with metal guides to a Herty cup"Chipping" a pine tree in Georgia (c. 1915) to get sap With the demise of wooden ships, those uses of pine resin ended, but the industry remained vigorous as new products created new markets.