Gnaviyani Atoll Gnaviyani Atoll Gnaviyani Atoll is one of the administrative divisions of the Maldives corresponding to the natural atoll, Fuvahmulah. Surfacewise this is the smallest administrative unit in the Maldives, situated in the Equatorial Channel (Addu - Mulah Kandu) between Huvadhu Atoll and Addu Atoll. The atoll of Fuvahmulah corresponding to this administrative division is the 25th natural atoll of the Maldives. Some people due to lack of knowledge or as part of a prevailing misconception erroneously mention that Fuvahmulah is not an atoll. An island of coral that encircles a lagoon partially or completely is what we call an atoll.
Chemical substance and the International Chemical Identifier or InChI. Often a pure substance needs to be isolated from a mixture, for example from a natural source (where a sample often contains numerous chemical substances) or after a chemical reaction (which often give mixtures of chemical substances). Chemical substance A chemical substance is a form of matter having constant chemical composition and characteristic properties. It cannot be separated into components by physical separation methods, i.e., without breaking chemical bonds. Chemical substances can be simple substances, chemical compounds, or alloys. Chemical elements may or may not be included in the definition, depending on expert