Essence of Water

Essence of Water is an elemental building block of many crafting recipes. It adds the virtues of storms and power to any item.

Source
Essence of Water drops from Water Elementals and fished from Patch of Elemental Water.

This item can also be crafted using Alchemy (275); taught by or.

or

Alchemy

 * Transmute: Water to Air
 * Transmute: Water to Undeath

Blacksmithing

 * Dawnbringer Shoulders
 * Enchanted Thorium Breastplate
 * Enchanted Thorium Leggings
 * Frostguard
 * Storm Gauntlets

Enchanting

 * Enchant Bracer - Mana Regeneration
 * Enchant Gloves - Frost Power
 * Enchant Weapon - Healing Power
 * Enchant Weapon - Icy Chill

Engineering

 * Hyper-Radiant Flame Reflector

Leatherworking

 * Dawn Treaders
 * Frostsaber Boots
 * Frostsaber Gloves
 * Frostsaber Leggings
 * Frostsaber Tunic

Tailoring

 * Belt of the Archmage
 * Robe of the Archmage
 * Robe of Winter Night
 * Frostweave Gloves
 * Frostweave Pants