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Methane:
- a colorless, odorless flammable gas that is the main constituent of natural gas. It is the simplest member of the alkaline series of hydrocarbons.Menthol:
- a crystalline compound with a cooling minty taste and odor, found in peppermint and other natural oils. It is used as a flavoring and in decongestants and analgesics.
| 11 years ago. Rating: 4 | |
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