.
True
False
True
False
True
False
True
False
True
False
True
False
True
False
True
False
True
False
True
False
The feasibility of the membrane to remove salinity
The flexibility of the semipermeable membrane
The fluctuations in flow through the semipermeable membrane
The rate of water flow to miss any permeable membrane
Membrane compaction
Membrane expansion
Membrane maintenance
Membrane temperature differential
To Deionize water
To determine water hardness
To recover and recycle minerals
To separate minerals from water
The amount of minerals recovered for products sale
The percentage of feed flow that is recovered as product water
The percentage of feed salinity that is recovered as reject
The return of the membrane to original performance levels
To control corrosiveness
To increase hydrolysis
To reduce compaction
To slow hydrolysis
A buildup of retained particles on the membrane surface due to be watering of the feed closest to the membrane
A concentration of minerals and the reject or recovery water
In mixing of water stew neutralize (polarize) the ionic content of the water
A polarization of minerals and the reject or recovery water
Compaction of the membrane
Increasing tendency of precipitation of sparingly soluble salts and deposition of particle matter on the membrane surface
Leakage of salts and particulate matter through the membrane
Reduction and maintenance requirements
When consumers complain of flavor and older problems
When iron bacteria cause rust or orange and water problems
When necessary to comply with a lead and copper rule
When treating seawater brackish water with high organic content
None ionic polymer
Soda ash
Sodium hexametaphosphate
Sulfuric acid
Compacting of the membrane due to lack of washing
Corroding the membrane by an acidic solutions
Scaling or fouling of the membrane by both organic and inorganic materials
Tearing of the membrane by abrasive materials tearing of the membrane by abrasive materials
Agricultural runoff
Coagulation/flocculation
Filtration
Moisture condensation
Waste discharge
Higher costs
Higher rejection And flux rate
Lower salt passage rate increase after three years
Subject to biological attack
Subject to hydrolysis or compaction
Concentration gradient across the membrane
Mineral permeability constant
Osmotic pressure differential across the membrane
Pressure differential applied across the membrane
Water permeability constant
Alkalinity
Bacteria
Dissolved in organics
Dissolved organics
Suspended solids
On the concentrate line
On the feed line
On the permeate line
On the permeated line of the pressure vessel
On the work bench of each lap technician