What's the room temperature with no toxic materials and no ln production?
CREATE TABLE "technology_comparison_for_grid_level_app" (
  "technology" text,
  "moving_parts" text,
  "room_temperature" text,
  "flammable" text,
  "toxic_materials" text,
  "in_production" text,
  "rare_metals" text
);
SELECT "room_temperature" FROM "technology_comparison_for_grid_level_app" WHERE "in_production"='no' AND "toxic_materials"='no';