| CHAR | CODE | DESCRIPTION |
|---|---|---|
| & | & amp | ampersand |
| < | & lt | less than |
| > | & gt | greater than |
| © | & copy | copyright|
| ® | & reg | registered trademark |
| + | & plus | plus |
| - | & min | minus |
| ² | & sup2 | superscipt 2 |
| ' | & acute | acute accent |
| ` | & #96 | grave accent |
| # | & #35 | number |
| % | & #37 | percentage |
CO2=Carbon Dioxide
