Solution 078 was most likely an experimental mix. It was in all probability produced by a sixth year student during a Potions class, being that Horace Slughorn kept it in his classroom during the sixth years' class.
Solution 078 was most likely an experimental mix. It was in all probability produced by a sixth year student during a Potions class, being that Horace Slughorn kept it in his classroom during the sixth years' class.