Questions With Complete Solutions
.18 - ANSWER-Chain wrenches come in various sizes to handle pipe
up to ____ inches in diameter. inches.
.Accidental relese measures - ANSWER-What to do incase of spills
or release or to prevent a spill
.Acetylene - ANSWER-When combined with oxygen, flame that
burns hotter than 5,500°F, one of the acetylene creates the hottest
gas flames.
.Acetylene Cylinders - ANSWER-have safty fuse plugs in the too and
bottom of the cylinder that melt at 220
.Acetylene Cylinders - ANSWER-If the cylinder is tipped over, stand
the cylin- der upright and wait at least 30 minutes before using it.
,.AERIAL LIFTS - ANSWER-used to raise and lower workers to and
from elevated job sites. There are two main types of lifts: boom lifts
and scissor lifts.
.Air compressors - ANSWER-Provide compressed air for pneumatic
tools at the plant
.Air or Vapor Blockage - ANSWER-This air restricts the input to the
pump, causing a severe lowering of NPSH. The packing of the pump
is the most likely spot for air to enter.
.Angle valve - ANSWER-Fluid can flow through with only a single 90
degree turn. It can replace an elbow
.Boundary lubrication - ANSWER-Occurs when a machine first starts
.Butterfly valves - ANSWER-____ valves that are 12 inches in
diameter and larger are usually equipped with a handwheel or
gear- operated actuator because of the large amount of fluid
flowing through the valve and the great amount of pressure
pushing against the seat when the valve is being closed
.Butterfly valves - ANSWER-used in low medium and low to
medium tempera pressure ture applications When the butterfly
valve is equipped with a hand lever, the position of the hand lever
, indi- cates whether the valve is open, closed, or par- tially open.
When the lever is parallel with the flow line through the valve, the
valve is open.
.buttress thread - ANSWER-One side of the thread cut square and
the other cut at a slant. It has great strength along the thread axis
in one direction only. This thread form is used to screw thin tubular
parts together
.Cap Screws - ANSWER-____ screws often used on high-quality
assemblies requiring a finished appearance.
.Centrifugal Pumps - ANSWER-Pump operates by increasing the
velocity of a liquid. Fluid entering the pump is rotated by an
impeller
.Changing empty cylinders - ANSWER-Mark MT and the date near
the top with soap stone
.Chemical Product and Company Identification - ANSWER-The first
section of an MSDS is the Chemical Prod- uct and Company
Identification section. This sec- tion contains the name, address,
and emergency telephone number of the party who prepared the
MSDS.