Scents can be synthetic.Logical formLearned from18 sentences. Research can be synthetic.Logical formLearned from18 sentences. A test can be synthetic.Logical formLearned from18 sentences. Antioxidants can be synthetic.Logical formLearned from18 sentences. A crystal can be synthetic.Logical formLearned from18 sentences. Dyes can be synthetic.Logical formLearned from18 sentences. A (fuel production) can be synthetic.Logical formLearned from17 sentences. A position can be synthetic.Logical formLearned from17 sentences. A (rubber production) can be synthetic.Logical formLearned from17 sentences. Sweeteners can be synthetic.Logical formLearned from17 sentences. A medication can be synthetic.Logical formLearned from17 sentences. Flavors can be synthetic.Logical formLearned from17 sentences. A reality can be synthetic.Logical formLearned from17 sentences. An array can be synthetic.Logical formLearned from17 sentences. A melatonin can be synthetic.Logical formLearned from17 sentences.