| Local Variables | Purpose |
| $db1_user | holds the database userid used for database connection. |
| $db1_pass | holds the database password used for database connection. |
| $db1_dbname | holds the name of the main system database used for database connection. |
| $db1_tuchem | holds the name of the tuchem database used for database connection. |
| $db1_master | holds the name of the "master" database used for database connection. |
| $db1_nfpa | holds the name of the nfpa database used for database connection. |
| $db1_epcra | holds the database userid used for database connection. |
| $db1_cd1 | holds the name of the cd1 database used for database connection. |
| $db1_cd2 | holds the database password used for database connection. |
| $db1_cd3 | holds the database name used for database connection. |
| $db1_cd4 | holds the database userid used for database connection. |
| $db1_cd5 | holds the database userid used for database connection. |
| $max_login_failures | global variable that holds the max number of login failures (5). |
| $log_level | holds the log level (3). |