Combine water and contents of rice and seasoning packets in medium saucepan. Bring to a boil. Cover and simmer until all liquid is absorbed, about 25 minutes. Transfer to bowl. Cover and chill. Combine oil and vinegar; stir into rice. Add onion and celery; mix well. Chill. Stir in radishes and cucumber before serving.
Makes 6 servings.
Cajun Country -- New Iberia, Louisiana