MM ALS Notes

Chlorine kills bacteria (0.5 ppm, parts per million is the level) if over 1 ppm you can taste it. Fluorine is added to help with tooth decay. Water can also be oxygenated if it isn’t already present. Water Pressure. Water is heavy = need lots of pressure. Lift. Static head – inches or feet of water that could be supported by a given pressure ................
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