B Barrel™ A safe, compact and digital RO desalination system. Its plug-and-play approach helps to secure a fast-track schedule while its embedded digital sensors provide remote monitoring. Membrane Filtration (MF/UF/NF) M MPPE (Macro Porous Polymer Extraction) Veolia Water Technologies MPP Systems has developed a one step process that will remove both dissolved and dispersed hydrocarbons from water. Adsorption - Extraction