Mechanically and electrically operated hook attached to the bottom of a helicopter to which a sling load is attached.

A method of suppression in which the control line is located some considerable distance away from the fire's active edge. Generally done in the case of a fast-spreading or high-intensity fire and to utilize natural or constructed firebreaks or fuel breaks and favorable breaks in the topography. The intervening fuel is usually backfired; but occasionally the main fire is allowed to burn to the line, depending on conditions. 

A concise statement that outlines what individuals must know in order to be successful for a given assignment. The intent communicates three essential pieces of information:

Task - What is the goal or objective
Purpose - Why it is to be done
End state - How it should look when successfully completed

The time from the moment the aircraft first moves under its own power for the purpose of flight until the moment it comes to rest at the next point of landing.

A constructed object, usually a free-standing building above ground.

An area established by the government of a state primarily for public recreation or for the preservation of unique natural or historic resources, administrative details varying widely. NOTE: Such parks may also be established by lesser administrative units, e.g. counties, municipalities, and also by large private owners. 

The individual factors which make up the ignition sequence; competent ignition source; the type and form of first fuel ignited; oxidant, plus the circumstances, actions, or natural events that allowed the factors to come together.

A heavy cutting tool designed primarily to cut brush at the base of the stem. Used in much the same way as an axe and having a wide blade, generally curved to protect the blade from being dulled by rocks.

A general type of standard that limits the mass of a pollutant that may be emitted by a source. The most straightforward emissions standard is a simple limitation on mass of pollutant per unit time (e.g., pounds of pollutant per hour).

Particles emitted from a pollution source regardless of size. Federal and state ambient and emission standards exist for TSP.