How to Use a Water Level to Set Grades?

Answer The accuracy of a water level is based upon Pascal's Law: Water seeks its own level. A water level is both accurate and versatile, as it can be used to set grades where grade points are separated b... Read More »

Top Q&A For: How to Use a Water Level to Set Grades

Why does the spa water lower when the pool pump turns off and why does the spa water level go down while using the spa if the spa water is approximately 16 inches above pool water level?

Answer The check valve between the spa and the pool is defective.

How much scholarship is given by the University of Toronto for the achivement of good O and A level grades?

You might be eligible for 100% scholarships. Or 70% scholarship and 30% work-study. Tell them you are willing to work in the campus food service..

Should there be enough water in a front loading washing machine so that you can see a visible level of water?

Answer Yes, you may not see it across the door but as it moves you will see it splash.

What's wrong if your pool water will not maintain a chlorine level even after major multi super shocks and the water is blue but cloudy and you have treated it for metals and algae etc.?

Answer Check your Total Alkalinity and your Calcium Hardness totals. Normally, when either of these are out of wack, it's hard to maintain you chorine levels. Also, if you have a sand filter, you m... Read More »