If category 1 is 0.05, what is category 3?
CREATE TABLE "acute_toxicity" (
  "method_of_administration_citation_needed" text,
  "category_1" real,
  "category_2" real,
  "category_3" text,
  "category_4" text,
  "category_5" text
);
SELECT "category_3" FROM "acute_toxicity" WHERE "category_1"=0.05;