Direct answer: LibertyCES tracks 349 real engineering questions across 11 equipment categories — this page maps the real questions procurement, plant, and engineering teams ask, grouped by topic. It is a coverage map, not a fabricated Q&A — where LibertyCES has published a real answer, it's linked below.
Flow Control (Valves) (79)
What is the difference between an actuated valve and a control valve?
What are the four types of ball valves?
Why use butterfly valve instead of ball valve?
What is the difference between CPVC and PVC ball valves?
What are the disadvantages of plug valves?
What is the difference between a gate valve and a knife gate valve?
What is the purpose of a ball valve?
How does a plug valve work?
What is another name for a diaphragm valve?
What are the two types of gate valves?
What are the different types of PVC valves?
What is the main difference between a pneumatic valve and an actuated valve?
Which is better, a swing or spring check valve?
What are the 4 types of valves?
What is a diaphragm valve used for?
Is a swing check valve a backflow preventer?
Do I really need a check valve?
What are the four types of PVC?
What is the function of the actuator?
Which is better pinch valve or knife gate valve?
What is the difference between a gate valve and a globe valve?
What is the difference between a plug valve and a check valve?
What is the purpose of a check valve?
Are plug valves more expensive than ball valves?
What are the disadvantages of using a gate valve?
What is the life expectancy of a valve actuator?
What is an actuator valve?
What is the difference between a diaphragm valve and a membrane valve?
What are the three types of globe valves?
What is another name for a plug valve?
What are the common problems with butterfly valves?
Is a knife valve a gate valve?
What is the most common and widely used gate valve?
What is a globe valve used for?
Do plumbers still use gate valves?
What is the difference between a diaphragm valve and a check valve?
What is the purpose of a check valve in a swing motor?
How much does it cost to replace a valve actuator?
How much should it cost to replace a ball valve?
When should I use a butterfly valve?
What is a check valve used for?
What is a drawback of a globe valve?
What are the disadvantages of ball valves?
What is the main function of a diaphragm?
Why use a plug valve instead of a ball valve?
What's the difference between a butterfly valve and a gate valve?
What are the 4 types of valves?
What are the disadvantages of swing check valves?
What is the main purpose of an actuator?
Do knife gate valves leak?
What happens when an actuator fails?
What is another name for a gate valve?
What are the disadvantages of knife gate valves?
Is it easy to replace an actuator?
How often should a diaphragm valve be replaced?
Where should check valves be installed?
What is a knife gate valve used for?
What is the purpose of a gate valve?
What is the difference between a backflow and a check valve?
What is a swing check valve for?
When to use a swing check valve?
Do all valves have an actuator?
What are the disadvantages of butterfly valves?
What is the difference between a check valve and a butterfly valve?
Where is an actuator valve located?
What is the plug valve used for?
Why use a globe valve instead of a ball valve?
Where should a check valve be placed?
What are the disadvantages of a diaphragm valve?
What is another name for a knife gate valve?
What does a valve actuator do?
How long do ball valves typically last?
Why do they call it a globe valve?
What are the four types of valves?
What does it mean if a valve is actuated?
What are the common problems with gate valves?
How much would a plumber charge to replace a ball valve?
What is another name for a ball valve?
How does a check valve work?
Sensing & Control (77)
What is a pH meter used for?
Are cheap pH meters any good?
What are the three types of water meters?
Is SCADA obsolete?
What does a water meter look like at a house?
What are the best level transmitter brands?
What is a level sensor?
How does a conductivity detector work?
How much does a flow meter cost?
How to work a conductivity sensor?
How to measure flow meter?
How much does a level sensor cost?
Is level gauge the same as level transmitter?
What is the biggest cyber threat to SCADA systems?
What are the 4 types of transducers?
Is there a device that can detect gas leaks?
What is the ultrasonic flow meter?
What are the cons of ultrasonic flow meter?
What happens if a temperature sensor goes bad?
What smell can be mistaken for a gas leak?
Where is the water meter usually located in a house?
What is the most common flow meter?
How accurate is the ultrasonic flow meter?
What is a normal pH range?
Where should a flow meter be installed?
How to use an ultrasonic flow meter?
What does a pressure transducer do?
How accurate are level sensors?
How does a pressure transducer work?
What are the disadvantages of magnetic flow meter?
What is a level transmitter?
What are the three types of transmitters?
What are the downsides of using a pH meter?
How to check if a temperature sensor is faulty?
What is conductivity used for?
What are the downsides of having a water meter?
What are the two types of flow meters?
What is a level sensor used for?
What is a radar level transmitter?
How much does it cost to fix a temperature sensor?
What are the first signs of a gas leak?
What is the temperature sensor?
What is the purpose of a radar transmitter?
What is the difference between level transmitter and level switch?
What is a conductivity sensor?
Which is better, PLC or DCS or SCADA?
What does a flow meter do?
What is the difference between a pressure sensor and a transducer?
How do I know if my oven temperature sensor is bad?
How accurate is a radar level transmitter?
Do all houses have a water meter outside?
What is the easiest way to find a gas leak?
What is the best pH meter to buy?
Is SCADA a PLC?
What is replacing SCADA?
What is a radar transmitter?
Is SCADA easy to learn?
What are the four types of temperature sensors?
Where is the water meter usually located in a home?
How do you detect a gas leak?
What are the disadvantages of radar level transmitter?
Do ultrasonic flow meters work?
What is a normal pH level?
How do I locate my water meter?
How do I choose the right flow meter?
How can I detect a gas leak in my house?
What is the purpose of a transducer?
How expensive are sensors?
What are the disadvantages of using an ultrasonic flow meter?
Do pressure transducers require power?
How do you choose the right level sensor?
Which is better radar or sonar or LIDAR?
How accurate is a conductivity sensor?
What is the difference between ultrasonic and radar level transmitter?
What are the disadvantages of level transmitters?
What is the most accurate pH meter?
What is the purpose of a conductivity test?
Fluid Transfer (Pumps) (41)
What are those oil pumps called?
What to do if the pump on an oil drum is not pumping?
What happens if you run a Mag Drive pump dry?
What is a magnetic drive pump?
Why do hospitals use peristaltic pumps?
What is the difference between magnetic drive pump and centrifugal pump?
What type of pump is best for oil?
What is the difference between a metering pump and a centrifugal pump?
Can a diaphragm pump pump air?
Are magnetic drive pumps self-priming?
How do I know if my diaphragm pump is bad?
How does a double diaphragm pump work?
What is the difference between a metering pump and a dosing pump?
How does a magnetic drive work?
What is an air operated double diaphragm pump?
What is the alternative to a diaphragm pump?
Is a metering pump the same as a diaphragm pump?
What are the four types of pumps?
What are the advantages of a double diaphragm pump?
What is the purpose of a metering pump?
How does a sealless pump work?
What does a metering pump do?
What is the main difference between a diaphragm pump and a double diaphragm pump?
What are peristaltic pumps used for?
What is the purpose of a diaphragm pump?
What is an oil drum pump?
What is another name for a metering pump?
What is the principle of a peristaltic pump?
What are the 4 types of oil pumps?
What are magnetic drive pumps used for?
What is the purpose of a drum pump?
What are common problems with peristaltic pumps?
What are sealless centrifugal pumps?
What is another name for a diaphragm pump?
Can peristaltic pumps run continuously?
How to pump oil out of a 55 gallon drum?
What are the disadvantages of a peristaltic pump?
What are the downsides of peristaltic pumps?
How much does a diaphragm pump cost?
What are the disadvantages of a diaphragm pump?
Can you backflow through a diaphragm pump?
Filtration & Separation (39)
How much does a water deionizer cost?
How much does it cost to install a reverse osmosis system?
What is an ultrafiltration system?
What are the different types of basket strainers?
What is the difference between a basket filter and a basket strainer?
What is an example of a depth filter?
How does an UV disinfection system work?
Is ultrafiltration better than reverse osmosis?
Do ion exchange water softeners work?
What is the difference between cake filtration and depth filtration?
Can I install a reverse osmosis system myself?
What is an industrial strainer?
How often should Y strainers be cleaned?
What is an ion exchange system?
What is the downside of UV disinfection water?
What is the best ultrafiltration system for treating water?
What is the difference between depth filtration and membrane filtration?
What are the disadvantages of UV disinfection?
What are the three types of strainers?
How far can a RO system be from a faucet?
What is a water deionization system?
How much does a UV filtration system cost?
What are the four types of filtration?
What is the difference between depth filtration and normal filtration?
What is a major downside of reverse osmosis water?
How long does a water deionizer last?
How long does ultrafiltration take?
Can humans drink deionized water?
What are the common problems with basket strainers?
Is ion exchange water safe to drink?
How much does a whole house ion exchange system cost?
What is the lifespan of a UV filter?
What are the disadvantages of ultrafiltration?
Is it y strainer or wye strainer?
What are common problems with Y strainers?
How should Y strainers be installed?
What are the disadvantages of deionization?
Does UV disinfection actually work?
What is a Y strainer used for?
Storage & Containment (30)
How much does a 10,000 gallon water storage tank cost?
What is the life expectancy of a polyethylene water tank?
What is a polyethylene tank?
What is the 110 rule for secondary containment?
How long do HDPE tanks last?
How long do polyethylene tanks last?
What size tank needs secondary containment?
What is the OSHA requirement for secondary containment?
What is the difference between HDPE and PVC tanks?
What does a brine tank do?
What is a bulk tank used for?
What is the maximum capacity of an HDPE tank?
Can you put gasoline in a polyethylene tank?
How many gallons require secondary containment?
What are the rules for secondary containment?
What is a secondary containment tank?
How much does a brine tank cost?
What is the difference between HDPE and XLPE tanks?
What is a bulk storage tank?
Which is stronger, HDPE or XLPE?
What is a sewage storage tank called?
What type of tank is commonly used for wastewater storage?
What are the key differences between a septic tank and a sewage tank?
What is the difference between PE and XLPE?
Can you repair a polyethylene tank?
Which is better, fiberglass or polyethylene tanks?
What are the three types of storage tanks?
What are the disadvantages of HDPE?
How thick is an HDPE tank?
Does HDPE have crosslinks?
Uncategorized (27)
Why does CPVC pipe melt when injecting 98% sulfuric acid into water?
What happens if you run a Mag Drive pump dry?
What causes metering pump cavitation?
Who are the manufacturers of CMP slurries?
What is a chemical dosing skid?
What is the primary hydraulic function of a pulsation dampener on a chemical dosing skid?
What are the disadvantages of ion exchange resin?
What is the difference between a chemical dosing pump and a chemical metering pump?
What do you do when NPSH available is lower than NPSH required?
How do you prevent vapor lock in sodium hypochlorite chemical metering pumps?
What does CMP stand for in manufacturing?
Do scrubbers remove particulate matter?
How to calculate chemical dosing?
How does XLPE compare to HDPE for bulk chemical storage?
Who are the manufacturers of chemical dosing skids?
What is a CMP slurry?
What is the wet process?
How often should I replace ion exchange resin?
What are the disadvantages of a diaphragm pump?
What does an exhaust scrubber do?
What tank and piping materials should be used for 93-98% concentrated sulfuric acid?
What are the key differences between a magnetic drive pump and a centrifugal pump?
What is a MAG drive pump?
What is a wet bench in semiconductor manufacturing?
How do centrifugal pump performance curves change with high-viscosity chemicals?
What is the best tank material for sodium hypochlorite storage?
How do I know if my diaphragm pump is bad?
Piping & Fittings (17)
What is PVDF vs PVC?
What are the types of PTFE lined fittings?
How does leak detection work in double containment piping?
What is a PVDF pipe?
What are the six types of flanges?
What materials are double containment pipes made from?
What are the most common thermoplastic pipe materials?
What is a pipe flange?
What is the strongest type of piping flange?
What is a thermoplastic pipe?
Is PVDF stronger than PVC?
What is the difference between thermoplastic pipe and HDPE?
What is the most common flange type?
What are the downsides of PVDF?
What is the difference between PTFE lined pipe and rubber lined pipe?
What is double containment piping used for?
Is PVDF expensive?
Vertical Markets & Compliance (13)
What is the difference between hydroponic and fertigation?
What crops benefit most from fertigation?
What are the disadvantages of fertigation?
Which type of pump is most commonly used for chemical injection systems?
How does a chemical feeder work?
What are the chemicals used in industrial water treatment?
What is industrial water treatment?
Which fertilizer is suitable for fertigation?
What is the purpose of the chemical feed?
What is a chemical feed tank?
What are the two major types of water treatment plants?
What is a chemical injection system?
How does a chemical feed pump work?
Gasket & Joint Sealant Tape (13)
What is the temperature range for silicone sealant?
What is a gore gasket?
What is the temperature range for GORE® joint sealant?
Is Teflon tape and PTFE the same thing?
What is a PTFE gasket used for?
What gasket material is resistant to chemicals?
What is a PTFE gasket?
What is PTFE seal tape used for?
What materials are chemically resistant?
What is the maximum temperature a neoprene gasket can withstand?
What rubber is chemical resistant?
Is silicone rubber chemically resistant?
Which gasket material is resistant to chlorine?
Air Pollution Control (8)
What are the 4 methods of controlling pollution?
How do fume scrubbers work?
What are the disadvantages of scrubbers?
Which is better, packed bed scrubber or venturi scrubber?
Is a venturi scrubber a wet scrubber?
What is an air pollution control system?
What is an air pollution control device?
What is the purpose of a venturi scrubber?
Adhesive/Sealant Dispensing (5)
How does hot melt glue work?
What is the difference between hot glue and hot melt?
Source: Liberty Chemical Equipment & Supply, Inc. (LibertyCES) — engineering data compiled from real vendor and field-verified sources. For a free spec review, call James Riggins at (559) 395-5500 or email [email protected] / [email protected]. Website: libertyces.com.