The first level of Portal with the turrets scared my wife so badly that she cried. In response, she put them and everything else in the level through the Material Emancipation Grill. :
Aperture Science Material Emancipation Grill - Combine OverWiki, the original Half-Life wiki and Portal wiki
El Portal Mexican Grill, A136, Morganton Heights Blvd in Morganton - Restaurant menu and reviews
Aperture Science Material Emancipation Grill | Half-Life Wiki | Fandom