Înainte să cumperi ouă, uită-te la acest cod. Ce reprezintă cifrele 0,1, 2 și 3 de pe coajă

The code printed on eggshells reveals the conditions under which hens were raised, with the first digit indicating the farming system. A digit of 0 signifies organic farming, while 1 indicates free-range hens. A 2 means the hens are raised indoors without cages, and a 3 denotes caged hens. This information helps consumers make informed choices based on their preferences.