Characters

'charset' can assume any of the values below:
         ISO-8859-1: Latin 1 (default)
         ISO-8859-2: Latin 2 Eastern Europe
         ISO-8859-3: Latin 3 SEE,Esp.
         ISO-8859-4: Latin 4 Scandi, Baltics
         ISO-8859-5: Latin/Cyrillic 5
         ISO-8859-6: Latin/Arabic 6
         ISO-8859-7: Latin/Greek 7
         ISO-8859-8: Latin/Hebrew 8
         ISO-8859-9: Latin 5/Turkish 9
         ISO-8859-15: Latin 9/0
         ISO-8859-10: Latin 6 Lappish, Nordic, Eskimo
         ISO-2022-JP: Latin/Japanese 1
         ISO-2022-JP-2: Latin/Japanese 2
         ISO-2022-KR: Latin/Korean 1
         UTF-8: 1 to 4 bytes long, first 256 covers ISO-8859-1
         UTF-16: variable length, first 256 covers ISO-8859-1

The first 128 characters of ISO-8859-1 is the same as the original ASCII.

The higher part of ISO-8859-1 contains some commonly used special characters, which can be implemented in the HTML document by entities as shown below.

The use of   (non-breaking space) allows spaces to be displayed without being truncated by the browser.

" " " Í Í Í
& & & Ï Ï Ï
' ' ' Î Î Î
< &#60; &lt; Ð &#208; &ETH;
> &#62; &gt; Ñ &#209; &Ntilde;
  &#160; &nbsp; Ò &#210; &Ograve;
¡ &#161; &iexcl; Ó &#211; &Oacute;
¢ &#162; &cent; Ô &#212; &Ocirc;
£ &#163; &pound; Õ &#213; &Otilde;
¤ &#164; &curren; Ö &#214; &Ouml;
¥ &#165; &yen; × &#215; &times;
¦ &#166; &brvbar; Ø &#216; &Oslash;
§ &#167; &sect; Ù &#217; &Ugrave;
¨ &#168; &uml; Ú &#218; &Uacute;
© &#169; &copy; Û &#219; &Ucirc;
ª &#170; &ordf; Ü &#220; &Uuml;
« &#171; &laquo; Ý &#221; &Yacute;
¬ &#172; &not; Þ &#222; &THORN;
&#173; &shy; ß &#223; &szlig;
® &#174; &reg; à &#224; &agrave;
¯ &#175; &macr; á &#225; &aacute;
° &#176; &deg; â &#226; &acirc;
± &#177; &plusmn; ã &#227; &atilde;
² &#178; &sup2; ä &#228; &auml;
³ &#179; &sup3; å &#229; &aring;
´ &#180; &acute; æ &#230; &aelig;
µ &#181; &micro; ç &#231; &ccedil;
&#182; &para; è &#232; &egrave;
· &#183; &middot; é &#233; &eacute;
¸ &#184; &cedil; ê &#234; &ecirc;
¹ &#185; &sup1; ë &#235; &euml;
º &#186; &ordm; ì &#236; &igrave;
» &#187; &raquo; í &#237; &iacute;
¼ &#188; &frac14; î &#238; &icirc;
½ &#189; &frac12; ï &#239; &iuml;
¾ &#190; &frac34; ð &#240; &eth;
¿ &#191; &iquest; ñ &#241; &ntilde;
À &#192; &Agrave; Ò &#242; &ograve;
Á &#193; &Aacute; Ó &#243; &oacute;
 &#194; &Acirc; Ô &#244; &ocirc;
à &#195; &Atilde; Õ &#245; &otilde;
Ä &#196; &Auml; Ö &#246; &ouml;
Å &#197; &Aring; ÷ &#247; &divide;
Æ &#198; &AElig; Ø &#248; &oslash;
Ç &#199; &Ccedil; Ù &#249; &ugrave;
È &#200; &Egrave; Ú &#250; &uacute;
É &#201; &Eacute; Û &#251; &ucirc;
Ê &#202; &Ecirc; Ü &#252; &uuml;
Ë &#203; &Euml; Ý &#253; &yacute;
Ì &#204; &Igrave; Þ &#254; &thorn;
Ÿ &#255; &yuml;

Visit here for a comprehensive list (thousands) of HTML entities.

It is also possible to display emojis directly (see here).

For even more choices of icons, consider using characters of the Symbol font family, Awesome Font, Google Icons, or Bootstrap Icons.