At least ________ personnel should clean out any strainer
A) five B) four C) two D) three
C
Trades & Technology
You might also like to view...
Most of the materials used in commercial construction are used in residential construction.
Answer the following statement true (T) or false (F)
Trades & Technology
How did humans spend most of their time before the development of agriculture?
A) making tools B) building homes C) traveling D) hunting and gathering
Trades & Technology
What is the alternative when public sewers are not available?
What will be an ideal response?
Trades & Technology
When using a recovery machine manufactured before November 15, 1993, the recovery level for Type II systems containing over 200 pounds of R-22 refrigerant is:
A) 10" hg vacuum. B) 0 psig. C) 15" hg vacuum. D) 4" hg vacuum.
Trades & Technology