An anion is an ionic species having a negative charge. They are atoms that have gained electrons. Anions are one of the two types of ions. The other type is called a cation. Anions are attracted to the anode, while cations are attracted to the cathode. The concept of an anion is important in the corrosion industry because certain anions facilitate corrosion.
Greece is home to a series of ancient volcanoes, including those on the islands of Kos, Methana, Milos, Nisyros, Poros and Santorini.reece is home to a series of ancient volcanoes, including those on the islands of Kos, Methana, Milos, Nisyros, Poros and Santorini.
Fact Sheet : Santorini is a group of islands in the south Aegean sea: Thera, Thirassia, Aspronisi, the Christiana Islands, Palia Kameni (Hot Springs) and Nea Kameni (Volcano). The Province of Thera (Thira) is made up of Santorini, Anafi, Thirassia, Ios, Folegandros and Sikinos â the Southern Cyclades group.