A Tool
This wrench has no teeth and only comes in twelve inch size
What is a spud wrench?
These are the most common valve used for starting and stopping flow today
What is a ball valve?
These pumps use the magic of centrifugal force to do their job
What are variable displacement?
If you're thinking of supporting vertical pipe, you should consider one of these
What is a riser clamp?
It is the ratio we use to determine how fall to place an extension ladder from its landing
What is four to one?
This is the maximum gap between a tool rest and a grinding wheel
What is 3 millimeters or one eighth of an inch?
If water hammer is a concern during flow reversal, point to one of these valves for the system install
What is a non-slam check valve?
These positive displacement pumps let you do half the work for the same result
What are double-acting?
These are measured from the tip to their widest point
What are screws?
If you are working in a live plant, make darn sure you have one of these permits before you begin
What is a safe work permit?
It is the only part of a file, not included in its length
What is the tang?
This material is added to a rope for the most common packing around
What is graphite?
These pumps can pump gases or liquids at the same time
What are diaphragm?
Gravity is static and these are reversals of stress
What are dynamic loads?
It is commonly agreed upon that this place is the safest place to weld with regard to plumes
What is outside?
This is set no higher than the maximum pressure rating of any part of a pneumatic system
What is a safety relief valve?
If your packing keeps drying out, next time install a valve with one of these
What is a lantern ring?
Theoretically, this is the maximum height that a centrifugal pump could lift
What is thirty-four feet or 10.37 meters?
This society sets the standard for bolts used for joining components of machinery
What is the Society of Automotive Engineers?
This is how long your employer has to issue a report to OHS
What is 72 hours?
It is dangerous to use chisels that have these
What is a mushroom-head?
Of the globe valves, this one has a flow restriction more comparable to a gate valve
What is a Y pattern?
Cavitation bad, so select a pump that is at least this much greater than your net positive suction head required
What is ten percent?
When selecting an anchor, first decide whether its one of these two types
What are light-duty and heavy-duty?
When working on a scaffold, this is the highest height you can be without it needing a midrail
What is 3 meters or 10 feet?