What is the greatest potential problem with quick-connect DISS systems?
a. Increased cost of flowmeter equipment
b. Decreased accuracy in flowmeter equip-ment
c. Difficulty in training new personnel
d. Incompatibility among different manu-facturers
ANS: D
Various manufacturers have designed specially shaped connectors for each gas (Figure 40-17). Because each connector has a distinct shape, it does not fit into an outlet for another gas, and each manufacturer has its own unique design.
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