** Flexible intermediate bulk container

** Flexible macroblock ordering ( FMO ), also known as slice groups, and arbitrary slice ordering ( ASO ), which are techniques for restructuring the ordering of the representation of the fundamental regions ( macroblocks ) in pictures.

** Flexible Skin ( Envelopes )

** IB Flexible solids ( equivalent to mainly linguaphones );

** Acquired the Flexible Packaging Group

**: Category: Platonic solids for the five convex regular polyhedra.

**: Category: Kepler – Poinsot polyhedra for the four non-convex regular polyhedra.

**: Category: Archimedean solids for the remaining convex semi-regular polyhedra.

**: Category: Quasiregular polyhedra for uniform polyhedra which are also edge-transitive.

** 5 Platonic solids – regular convex polyhedra

** 13 Archimedean solids – 2 quasiregular and 11 semiregular convex polyhedra

** 4 Kepler – Poinsot polyhedra – regular nonconvex polyhedra

** 53 uniform star polyhedra – 5 quasiregular and 48 semiregular

** 04. DE With medium-sized cations ; with various polyhedra: 05 Downeyite, 10 Koragoite ; 15 Koechlinite, 15 Russellite, 15 Tungstibite ; 20 Tellurite, 25 Paratellurite ; 30 Cervantite, 30 Bismutotantalite, 30 Bismutocolumbite, 30 Clinocervantite, 30 Stibiocolumbite, 30 Stibiotantalite ; 35 IMA2007-058, 35 Baddeleyite

** 04. FF Hydroxides with OH, without H < sub > 2 </ sub > O ; various polyhedra: 05 Hydroromarchite

** 04. GC With additional cations ; with UO < sub > 2 </ sub >( O, OH )< sub > 6 </ sub > hexagonal polyhedra: 05 Clarkeite, 10 Umohoite, 15 Spriggite