no room
Mushroom
A mushroom
sendfniphvrw
It is a mushroom!
The floor HVAC vents are typically located on the floor near the walls in a room.
The room with no walls, floor, or ceiling is a "mushroom." This is a riddle where the term "room" is used in a playful way to describe the structure of a mushroom, which has a cap and stem but lacks the traditional boundaries of a room.
It is a mushroom
The closet door is on the right side of the room, next to the window.
a mushroom
The same way you got in.... the door. The same way you got in, the elevator. Remember to take the stick with you...
Codes will vary place to place, 18" is common for non-tempered glass. If you want to pay about 30% extra you can get tempered glass and go all the way to the floor like in a door or sliding window which have tempered glass.
You fall through the floor....