What is a common location for a post indicator valve?
a. next to the water meter
b. on an exterior wall
c. on the main system riser
d. in a utility or mechanical room
Answer: b. on an exterior wall
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To what extent can it be said that the United States won a victory over Great Britain in the War of 1812?
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In FCAW, atmospheric shielding is ____.
A. provided solely by flux sealed within the tubular electrode B. provided completely through a nozzle in the same way as GMAW C. not necessary D. provided by flux sealed within the tubular electrode, but extra shielding may be supplied through a nozzle as in GMAW
Oil viscosity refers to which of these?
A) Whether the oil is for gas or diesel engines B) The size of the oil container C) The color of the oil D) Tendency of oil to resist flowing