White horehound may contain a volatile oil.Logical formLearned from1 sentences. Volatile acids may resemble butyric acid.Logical formLearned from1 sentences. A spirituality can be volatile.Logical formLearned from1 sentences. Products of combustion can be volatile.Logical formLearned from1 sentences. A (colourless liquid) can be volatile.Logical formLearned from1 sentences. A colourless can be volatile.Logical formLearned from1 sentences. A volatile oil can be in degree.Logical formLearned from1 sentences. A volatile oil can be fragrant.Logical formLearned from1 sentences. Glands may contain a volatile oil.Logical formLearned from1 sentences. Volatile anaesthetics may be produced by mixing with (methyl chloride).Logical formLearned from1 sentences. Flowers may contain a volatile oil.Logical formLearned from1 sentences. Some volatile oils may be employed as (air disinfectants).Logical formLearned from1 sentences. An acetone can be volatile.Logical formLearned from1 sentences. A (matter present) can be volatile.Logical formLearned from1 sentences. Cavities of cells may include a quantity of volatile oil.Logical formLearned from1 sentences.