Hydrated lime, also known as calcium hydroxide lime (Ca(OH)Â², is available in white powder form and can be mixed directly in solution tanks and employed in dry form. Hydrated lime is commonly used as a primary coagulant for the treatment of industrial waste streams and contributes to the clarification of water.
The Difference Between XML and HTML. XML and HTML were designed with different goals: XML was designed to carry data - with focus on what data is. HTML was designed to display data - with focus on how data looks. XML tags are not predefined like HTML tags are.
1 XML is a markup language much like HTML. 2  XML was designed to describe data. 3  XML tags are not predefined in XML. 4  You must define your own tags. 5  XML is self describing. 6  XML uses a DTD (Document Type Definition) to formally describe the data.