
Pearl, and welcome to GameBoomers!
Sometimes checking a different walkthrough will give you another perspective on a problem, and you'll be able to get past it. Here is a quote that may help: SPOILER
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*Thorgal must topple over the grille, in order to leave the room and avoid being poisoned to death
- Examine the Metal plate
- Thorgal Commentary: plate corroded by acid
- Take the Crucible
- Take the Green stone
- Take the Glass flask
- Take the Stone bottle
- Combine Crucible and Green stone to obtain Green powder
- Use Green powder and Stone bottle on Bowl to trigger the production of Acid drops
- Use Glass flask on Acid drops to get a Flask of acid
- Use Flask of acid on Grille stopper to open the Laboratory grille and free the passage