CHEMISTRY

Portfolio 1: ** Sources: ** **Assigment: Mixtures** **Symbol:** Dy **Atomic Nº:** 66 **Atomic Mass:** 162,50 **What it is used for:** This element is used in conjuction with vanadium & other elements, in making laser materials.
 * Portfolio 3: **
 * Portfolio 2:
 * Importance of Water:
 * Sources of Information:**
 * Dysprosium:**

**Sources:** [|www.wikipedia.com] [|www.lenntch.com]