A (surface layer) can be thick.Logical formLearned from16 sentences. Layers can be constituted-of-or-filled-with soot.Logical formLearned from16 sentences. Layers may be removed.Logical formLearned from16 sentences. Layers can be impervious.Logical formLearned from16 sentences. A layer can be specialized.Logical formLearned from16 sentences. Some layers can be constituted-of-or-filled-with (bubble wrap).Logical formLearned from16 sentences. Some layers may be used.Logical formLearned from16 sentences. A layer can be fluffy.Logical formLearned from16 sentences. A layer can be slippery.Logical formLearned from16 sentences. An (insulation layer) can be on tanks.Logical formLearned from16 sentences. Layers can be constituted-of-or-filled-with barbed wire.Logical formLearned from16 sentences. A layer may undergo an application.Logical formLearned from15 sentences. Some layer may prevent water from go_downing.Logical formLearned from15 sentences. A layer can be retinal.Logical formLearned from15 sentences. A layer can be constituted-of-or-filled-with pulp.Logical formLearned from15 sentences.