Holmium(III) oxide, also known as holmium oxide, is made by reacting holmium with oxygen. Holmium oxide is well known for its use in powerful paramagnetic substances with dysprosium(III) oxide (Dy 2 O 3). It is similar to erbium oxide. Special methods are necessary to separate these components.
Other Aruba Snorkeling Locations. While we believe the sites described above are the best Aruba snorkeling beaches and spots, here are a few others that might be good for you. De Palm Island/Slope-This is a barrier island destination fun park south of town, but north of Mangel Halto.
The most important safety tip while snorkeling is to never do it alone. An overwhelming number of accidents happen to divers who go it alone, so having a buddy with you is a valuable asset in case of mishap. Choose a buddy who you are comfortable with and stay close together while you are out.