Complex sentence: Tetrahedra can achieve a packing of at least 85%, and one of the best packings of regular dodecahedra is based on the aforementioned face-centered cubic (FCC) lattice.
Split into simpler sentences: Tetrahedra can achieve a packing of at least 85%. One of the best packings of regular dodecahedra is based on the aforementioned face-centered cubic (FCC) lattice.