Oxygen is never used to purge an HVAC system because _____.
a. oxygen will contaminate the system
b. an explosion could occur under certain conditions
c. oxygen contains too much moisture
d. oxygen is too expensive to use for that purpose
b. an explosion could occur under certain conditions
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Regardless of which welding technique you adopt, _____ it is the key to making consistent, high-quality welds.? ?
Fill in the blank(s) with the appropriate word(s).
Determine the width, in millimeters, of a P225/65R16 tire
What will be an ideal response?
A 74164 8-bit SIPO shift register is initially loaded with 00110101. After five clock pulses which data will the shift register contain if the serial input is HIGH?
A) 10000001 B) 11110010 C) 11111001 D) 11111000
Hardened nails are suitable for use in concrete applications
Indicate whether the statement is true or false