Finaly!! I´ve got all the medals
Here they are:
1. Finish the game (Duh)
2. Shoot the goth in the hallway after you kllied him
3. Clean the urinal inthe boys bathroom
4. After defeatin Alucard shoot the chairs ´till you kill him
5. Talk with the poop throwing dude in the bathroom (a lot)
6. Open the sinks in the boys bathroom
7. When facing the final boss shoot the gas tank at the top right corner