CREATE TABLE table_9139 ("Brigade" CLOB, "Type" CLOB, "Pumpers" CLOB, "Tankers" FLOAT, "Slip-Ons" CLOB, "Cars" CLOB, "Hazmat" CLOB)

What is the Hazmat, when the Type is Rural, and when the number of Tankers is 1?
SELECT "Hazmat" FROM table_9139 WHERE "Type" = 'rural' AND "Tankers" = '1'
SELECT "Hazmat" FROM "table_9139" WHERE "Tankers" = '1' AND "Type" = 'rural'