(eg. 60 watts, a typical rating for an incandescent light bulb; or 13 watts, the rating for a compact fluorescent light bulb with light output comparable to a traditional 60 watt light bulb.). Ad.
What is RO? Reverse Osmosis (RO) is the process to have clean and pure water through a permeable or semi-permeable membrane. In Reverse Osmosis, pressure is used to force a solution through membrane. The solute remains on the one side and the solvent passes through the membrane to other side.
Definition of ROAS. ROAS stands for Return On Advertising Spending and represents the dollars earned per dollars spent on the corresponding advertising. To determine ROAS, divide revenue derived from the ad source by the cost of that ad source.