So how many stars are there in the Universe? It is easy to ask this question, but difficult for scientists to give a fair answer! Stars are not scattered randomly through space, they are gathered together into vast groups known as galaxies. The Sun belongs to a galaxy called the Milky Way.
Reverse osmosis. Reverse osmosis (RO) is a water purification technology that uses a semipermeable membrane to remove ions, molecules, and larger particles from drinking water.
And for re-using waste water you can go with the below nice idea Re-Use Waste from Reverse Osmosis (RO) Filter | ADDA Blog â The #1 Housing Society Software Some RO systems from Morph India I have seen has Mineral re balancing and ph neutralization [â¦].