A paragraph element (<p>) is a block of text containing a single main idea.

TThe long quote (<lq>) element indicates content quoted from another source. »

A <note> element contains information, differentiated from the main text, which expands on or calls attention to a particular point.

A definition list (<dl>) is a list of terms and corresponding definitions. »

The parameter list (<parml>) element contains a list of terms and definitions that describes the parameters in an application programming interface. »

In an unordered list (<ul>), the order of the list items is not significant. »

An ordered list (<ol>) is a list of items sorted by sequence or order of importance.

The <sl> element contains a simple list of items of short, phrase-like content, such as in documenting the materials in a kit or package.

The preformatted element (<pre>) preserves line breaks and spaces entered manually by the author in the content of the element, and also presents the content in a monospaced type font (depending on your output formatting processor).

The <codeblock> element represents lines of program code. »

The <screen> element contains or refers to a textual representation of a computer screen or user interface panel (window).

The message block (<msgblock>) element contains a multi-line message or set of messages. »

The <lines> element may be used to represent dialogs, lists, text fragments, and so forth. »

Include artwork or images in a DITA topic by using the <image> element. »

DITA's <object> element corresponds to the HTML <object> element. »

The <simpletable> element is used for tables that are regular in structure and do not need a caption. »

Use the cross-reference (<xref>) element to link to a different location within the current topic, or a different topic within the same help system or DITA document. »

Use footnote (<fn>) to annotate text with notes that are not appropriate for inclusion in line or to indicate the source for facts or other material used in the text.

The <data> element represents a property within a DITA topic or map. »

The <data-about> element identifies the subject of a property when the subject isn't associated with the context in which the property is specified. »

The <foreign> element is an open extension that allows information architects to incorporate existing standard vocabularies for non-textual content. like MathML and SVG, as inline objects. »

The <unknown> element is an open extension that allows information architects to incorporate xml fragments that does not necessarily fit into an exisitng DITA use case. »