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_1868929_1 (fuel_gas VARCHAR, upper_index_mj__nm_3 VARCHAR)

### Question ###
Name the fuel gas for upper index mj/nm3 for 92.32

### Accurate SQL ###

SELECT fuel_gas FROM table_1868929_1 WHERE upper_index_mj__nm_3 = "92.32"