Sources for the used images and graphics:

Photos: Frankenberg

Inflight (Aircraft): 50779100 Kurt Kleemann - Fotolia (www.fotolia.de)
Retail (Supermarket): 70405020 Adisa - Fotolia (www.fotolia.de)
Foodservice (Buffet): 66997203 Lamija - Fotolia (www.fotolia.de)
Air Lounges (Airport): 63297355 Storm - Fotolia (www.fotolia.de)
Philosophy 1. (Herbs and spices selection): 70202463 Natalia Klenova - Fotolia (www.fotolia.de
Philosophy 2. (Indian Spice Market): 57683090 Mariusz Prusaczyk - Fotolia (www.fotolia.de)
Philosophy 2. (Chinese Meal): 42618735 Jacek Chabraszewski - Fotolia (www.fotolia.de)
Philosophy 2. (Grilled Salmon Steak): 41578569 ExQuisine - Fotolia (www.fotolia.de)
Philosophy 5. (Truck): 26356471 Alexander Mirokhin - Fotolia (www.fotolia.de)
Air Lounges (Roast Goose): 27014542 Foodinaire - Fotolia (www.fotolia.de)
Air Lounges (Gourmet Meal): 2125958 Rachael Santillan - Fotolia (www.fotolia.de)
Inflight (Grilled Steak): 49074094 Jacek Chabraszewski - Fotolia (www.fotolia.de)
Inflight (Duck Fillet): 44910264 Maksim Toome - Fotolia (www.fotolia.de)
Jobs (Young People): 8386817 Yuri Arcurs - Fotolia (www.fotolia.de)