Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE Faculty_participates_in ( FacID VARCHAR )
TABLE: CREATE TABLE Faculty ( FacID VARCHAR )

### Question ###
Show the ids of the faculty who don't participate in any activity.

### Accurate SQL ###

SELECT FacID FROM Faculty EXCEPT SELECT FacID FROM Faculty_participates_in