"That's a European way to think," he points out. "Bodies and their imbalances are individual. Applying a blanket effect would bring some further into a desired balance, but also some out." He winces at the lava lamps. "I was thinking of pillar candles; when the interior wax melts away and the flame comes through the colored sides."
After a brief, witnessing nod, "Someone you wouldn't have met. But I do mean Black as regards the animagery; it would show him up if you managed it faster than he had, for example."
There's an app on the userinfo page. Think you could email me and let me know what you had planned, though?