Left in contact with oxygen, iron will react with the oxygen to form rust. Unlike fire, though, the reaction is much slower and does not create a flame. There are certain factors that can speed up the rusting process. For example, water speeds up the reaction.
An aria is a long song accompanying a solo voice. An aria is usually in an opera. It is an Italian word of the 18th century meaning âairâ (i.e. a tune). A small amount of text is used in an aria. Characteristics include the use of melismas, repetition and sequences.
Aria (Greek: á¼Ï(Îµ)Î¯Î± Ar(e)ia, Latin Aria, representing Old Persian. Haraiva, Avestan Haraeuua) is the name of an Achaemenid region centered on the Herat city of present-day western Afghanistan. In classical sources, Aria has been several times confused with the greater region of ancient Ariana, of which Aria formed a part.