Hundreds of sets of experimental installations such as vials and glassware, large or small were orderly placed in a room of the palace tree which covered over 2,000 square meters. Some vials and glasswares contained various colorful liquids, which were still bubbling...
Complete organs of demon knights and specimens of demon fighters were immersed in some vials and glassware.
Some colorful weird ptomaine miasmas were floating in some sealed professional laboratory vessels and gradually corroding pieces of bloody flesh...
This room looked a bit grim and terrifying; however, a voodoo pharmacist or a researcher in microorganisms would definitely flicker their eyes and feel that they'd come to the paradise if they came here.