Two of the most common wood species used for scaffold planks are southern yellow pine and ____.
a.Ponderosa pine
b.Western hemlock
c.Atlas cedar
d.Douglas fir
ANS: D
You might also like to view...
Which diagram is most useful to the worker who installs the conduit and the wires between the starter panel and the control panel and motor?
What will be an ideal response?
Runlevel ____ is full multiuser mode with network services enabled and nongraphical access.
A. 2 B. 3 C. 4 D. 5
Plumbing is
A. piping used for the installation, alteration, repair, or removal of automatic sprinkler systems installed for fire protection only. B. piping used for the incorporation of liquids or gases for any product or process in the manufacturing industry. C. the practice, materials, and fixtures within or adjacent to any building structure or conveyance, used in the installation, maintenance, extension, alteration, and removal of any piping, plumbing fixtures, plumbing appliances, and plumbing appurtenances. D. the initial connection to a potable water supply upstream of any required backflow prevention devices and the final connection that discharges indirectly into a public or private disposal system.
Define "subcooling."
What will be an ideal response?