--- a/src/pyams_utils/text.py	Thu Dec 20 08:38:06 2018 +0100
+++ b/src/pyams_utils/text.py	Fri Dec 28 09:55:26 2018 +0100
@@ -109,7 +109,7 @@
 class ReStructuredTextRenderer(BaseHTMLRenderer):
     """reStructuredText HTML renderer
 
-    This renderer is using *docutils* to render HTML output.
+    This renderer is using *docutils* to convert text to HTML output.
     """
 
     def render(self, **kwargs):
@@ -132,18 +132,21 @@
 class MarkdownTextRenderer(BaseHTMLRenderer):
     """Markdown HTML renderer
 
-    This renderer is using *Markdown* HTML output.
+    This renderer is converting *Markdown* formatted text to HTML.
     """
 
     def render(self, **kwargs):
-        """Renderer Markdown code to HTML"""
+        """Render Markdown code to HTML"""
         return markdown(self.context)
 
 
 def text_to_html(text, renderer='text'):
     """Convert text to HTML using the given renderer
 
-    Renderer name can be any registered HTML renderer adapter
+    Renderer name can be any registered HTML renderer adapter.
+
+    You can provide several renderers by giving their names separated by semicolon; renderers will then
+    act as in a pipe, each renderer transforming output of the previous one.
     """
     request = check_request()
     registry = request.registry
@@ -165,6 +168,9 @@
     adapter can be found, this adapter is used to render the context to HTML; if *context* is a string,
     it is converted to HTML using the renderer defined as second parameter; otherwise, context is just
     converted to string using the :py:func:`str` function.
+
+    You can provide several renderers by giving their names separated by semicolon; renderers will then
+    act as in a pipe, each renderer transforming output of the previous one.
     """
 
     def render(self, context=empty_marker, renderer='text'):