Ngaahi Microspheres Sio'ata Holo: Ma'ama'a 'a e ngaahi fakafonu 'o e 'ikai faka'okani ki he ngaahi sisitemi naunau fakalakalaka microspheres 'o e ava .
1. Product Composition and Structural Design 1.1 Glass Chemistry and Round Design (Hollow glass microspheres) Hollow glass microspheres (HGMs) are…