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 table_31152 ( "Name/ designation" text, "Year of intro" real, "Country of origin" text, "Primary cartridge" text, "Major users" text )

### Question ###
Who are the major users from Australia?

### Accurate SQL ###

SELECT "Major users" FROM table_31152 WHERE "Country of origin" = 'Australia'