CREATE TABLE table_name_39 (in_production VARCHAR2, toxic_materials VARCHAR2, technology VARCHAR2)

What's the production if the technology is sodium-sulfur batteries and yes to toxic materials?
SELECT in_production FROM table_name_39 WHERE toxic_materials = "yes" AND technology = "sodium-sulfur batteries"
SELECT "in_production" FROM "table_name_39" WHERE "sodium-sulfur batteries" = "technology" AND "toxic_materials" = "yes"