Subtopics and Related Terms---------------------------------------------------Refine---------------------------------------------------Refined (26 Occurrences)Refiner (10 Occurrences)Refining (8 Occurrences)Purify (39 Occurrences)Try (84 Occurrences)Fine (184 Occurrences)Fining (2 Occurrences)Test (105 Occurrences)Refers (4 Occurrences)Droppings (4 Occurrences)Diminish (22 Occurrences)MetallurgyPurge (35 Occurrences)Purifier (1 Occurrence)Polish (1 Occurrence)Bolt (5 Occurrences)Chasten (16 Occurrences)Cultivate (11 Occurrences)Smelter (2 Occurrences)Source (16 Occurrences)Spotless (10 Occurrences)Smelt (3 Occurrences)Insight (39 Occurrences)Tested (80 Occurrences)Tried (96 Occurrences)Stumble (89 Occurrences)Levi (79 Occurrences)Purity (16 Occurrences)