Grimrock

Here's how to do it: Face the cage, place any item inside the cage by choosing it from your inventory and clicking at the bottom of the screen. (This should place the item inside the cage). Now move left 1 step and you will see a switch on the wall that opens the pit inside the cage. Your sacrifice ...

While performing alchemy I accidently screwed up the anti-venom formula and put more than 1 herb in. This resulted in a green "Poignant Potion" flask. When I drink it, it poisons me. Does anyone know if there is any positive value or use to this item? Or is it simply a cost of screwing up ...