While Harry, Ron, and Hermione were racking their brains trying to extract information about Nicolas Flamel from Hagrid, Albert was cooped up in the library wiping out his weekly homework, trying to clear as much free time as possible for other pursuits.
Fred and George were also busy in the library, though not with homework. Instead, they were hunting for the recipe for a laughing potion and detailed information on Jobberknoll feathers to prepare for making U-No-Poo.
At that moment, the twins were discussing how to get cheap raw materials. Making qualified U-No-Poo was no easy task, and the loose change in their pockets could never cover it. Research was expensive, and they lacked Albert's knack for making money.
Chapter 341