Calcium chloride 1.White porous lump, or honeycomb solid. 2.Taste bitter, odourless. 3.Water is colorless. Calcium chlorideIndustrial uses Anhydrous calcium chloride is commonly used in industrial and laboratory desiccant, such as for nitrogen, oxygen, hydrogen, hydrogen chloride, sulfur dioxide and other gases in the dry, but can not be used to dry and ethanol and ammonia (reaction with calcium ...