General: This specification (Part I) covers the performance, design, development and test requirements for the standard gelley system. The galley equipment comprising the standardsystem includes standard containers, carts (trolleys), modules, ovens, refrigerators, coffee makers, water boilers, hot jugs, and related items; and severalstandard configurations and sizes of galley shell structures with internal arrangement options. Standard tray and entree dish envelopes are also defined, allowing variations for user styling and shape within relatedequipment space provisions.