In the wastewater treatment process. floatation unit have been developed to remove particles or flocs that tend to be difficult to settle. such as fat oil and grease (FOG) and total suspended solids (TSS). Flotation is a unit operation that can separate the liquid phase or solid phase from the liquid phase. https://www.hindigyanvishv.com/hot-super-No-Dream-Vinyl-LP-mega-pick/