1 In general, the total dissolved solids concentration is the sum of the cations (positively charged) and anions (negatively charged) ions in the water.  Parts per Million (ppm) is the weight-to-weight ratio of any ion to water.
If you refrigerate the rice, and you want to eat it cold, its perfectly fine. People eat cold rice salads all the time. Cold rice pudding is fine. Its just sitting around at room temperature that is the problem.
Snacking before bed can help you sleep more soundly. Despite what you may have heard, eating before bed is not a diet no-no. In fact, eating a snack before hitting the sheets may help you sail more smoothly through snooze-land.nacking before bed can help you sleep more soundly. Despite what you may have heard, eating before bed is not a diet no-no. In fact, eating a snack before hitting the sheets may help you sail more smoothly through snooze-land.