A chemical composition may pertain-to a polymer.Logical formLearned from6 sentences. Chemical properties may pertain-to a drug.Logical formLearned from6 sentences. A (protection gear) can be chemical.Logical formLearned from6 sentences. An (industry money) can be chemical.Logical formLearned from6 sentences. A cross-linking can be chemical.Logical formLearned from6 sentences. Chemical reactions can be in systems.Logical formLearned from6 sentences. Chemical substances may persist in an environment.Logical formLearned from6 sentences. Targets can be chemical.Logical formLearned from6 sentences. Polymers can be chemical.Logical formLearned from6 sentences. An analogy can be chemical.Logical formLearned from6 sentences. A mime can be chemical.Logical formLearned from6 sentences. (Synthesis techniques) can be chemical.Logical formLearned from6 sentences. A stratification can be chemical.Logical formLearned from6 sentences. (Data fields) can be chemical.Logical formLearned from6 sentences. A chemical bond may undergo a breaking.Logical formLearned from6 sentences.