Trivial name for example, hydrogen ("water-producing"), oxygen ("acid-producing"), nitrogen ("soda-producing"), bromine ("stink"), and argon ("no reaction") were based on Greek roots, while the names of iodine and chlorine were derived from the Greek words for their characteristic colors. Indium, rubidium, and thallium were similarly named for the colors of particular lines in their emission spectra. Iridium, which forms compounds of many different colors, takes its name from "iris", the Latin for "rainbow". The noble gases have all been named for their origin or properties. Helium comes from the Greek "helios", meaning "sun" because it was first detected as a line in the
Greek cuisine and ancient element of Greek cuisine is olive oil, which is used in most dishes. It is produced from the olive trees prominent throughout the region, and adds to the distinctive taste of Greek food. The olives themselves are also widely eaten. The basic grain in Greece is wheat, though barley is also grown. Important vegetables include tomato, aubergine (eggplant), potato, green beans, okra, green peppers, and onions. Honey in Greece is mainly honey from the nectar of fruit trees and citrus trees: lemon, orange, bigarade (bitter orange) trees, thyme honey, and pine honey. "Mastic" (aromatic, ivory-coloured resin) is grown