Appellation d'origine protégée (Switzerland) material to the processing and the final product, comes from one clearly defined region of origin". The indication géographique protégée (IGP, protected geographical indication) certifies that products were "either manufactured, processed or prepared at their place of origin". The appellation d'origine contrôlé (AOC, controlled designation of origin) certifies wines. Appellation d'origine protégée (Switzerland) In Switzerland, the appellation d'origine protégée (AOP, protected designation of origin) is a geographical indication protecting the origin and the quality of traditional food products other than wines (wines have another label called "appellation d'origine contrôlée", AOC). In the past, the "appellation d'origine contrôlée" certification was used
What Shall We Do Now? song is the same backing track as "Empty Spaces", but in the original key of D minor. It's a slow, dark progression with a repetitive, electronic drum beat and solo guitar, but where "Empty Spaces" ends and segues into "Young Lust", "What Shall We Do Now?" moves into a second, louder section punctuated with guitar power chords. The transition of D - E - F - E is a recurring theme throughout the album, heard on "In the Flesh?", "In the Flesh", "Waiting for the Worms", and the three "Another Brick in the Wall" songs. The long verse is played