Rise surge.’ The particuiite dust cloud that rolls out from the bottom of the cioud column produced by tne
cetoratvon or a suclear cevice,
For underwater bursts, the pase surge 1s a cloud of water areplets,
anu tne

"i idwing properties are tnose of

a nomageneous

liquid.

‘oatntuo".
A wasndown system used used on an aircraft carrier flight deck for decontaminating hel+copter
anding gear.
71e Datntub’s purpose was td prevent water used to nose tne aircraft wheels from running gnto the Flignt geck,
[It was a low-walled canvas rectangle treated witn waterproofing preservaLives,

datnytnerograph .3/T). A device for optaining a record of temperature with depth in the upper 1,000 feet
,oUU meters, of the ocean, trom a ship underway.
tecquers!

(3q).

See curie 101).

peta burns.
Beta particles that come into contact with the skin and remain for an appreciable time can
Cause a farm or ragi3ation injury sometimes referred to as “beta burn.”
In an area of extensive early

failsut, t7@ wnoie surface of tne body may De exposed to beta particles.

Sata emitter.

existing

A radionuclide that disintegrates by beta particle emission.

in nature expel

negative particles,

emitting particles are narmrul
beta

1.2.,

Ail beta-active elements

electrons or, more exactly,

if inhaled or ingested.

negatrons.

3eta-

particle yray). A charged particle of very small mass emitted spontaneously from the nuclei of cerTain radioactive elements. Most (if nat all) of the direct fisstam products emit (negative) beta
particles.
Physical.y, tne beta particle is identical to an electron moving at high velocity.

viist.
Tne detonation of a nuclear device, Jixe the detonation of a nigh explosive such as TNT, results
in the sugcen tormation of a pressure or shock wave, called a blast wave in the air and a shack wave

anen the energy 15 imparted to water or Earth.

olast wave.
An air pulse in wnich the pressure increases sharply at the front accampanied by wings
Drapagated from an explosion.
otast yreld.

That portion of the tata! energy of a nuclear explosion tnat manifests

gam debris.

See weapon debris.

Snock waves,

BRL.

.

Ballistics Researcn Laboratories, Aberdeen Proving Ground, Maryland (Army).

dulled.

Bureau of Medicine and Surgery (Navy).

burst.

Explosion; or detonation,

BuSnips.
G-47.

itself as blast and

See also airburst, high-altitude burst, surface burst.

Bureau of Ships (Navy).

A twin-engine transport asrcraft manufactured by Jouglas Aircraft Company (Air Force version of the

OC-3).

C-54,

A 4-engine military cargo and personnel transport manufactured by Douglas Aircraft Company (Air
Farce version of the OC-4).

cab.

The shelter that covers a nuclear device being prepared for test.
Eartn’s surface, or on a barge.

May be located on 4 tower, on tne

canberra. An RAF twin-turbojet, all-weather, tactical bomber developed by Englisn Electric.
the united States and used by the Air Force as the 8-57.
catnede-ray tube.

A vacuum tube

in wnich cathode rays

(electrons)

Also burit in

are beamed upon a fluorescent screen

to

proguce a luminous image. The character of this image 1s related to, and controlled by, one or more
electrical signals appiied to the cathode-ray beam as input intormation.
The tubes are used in measuring instruments such as oscilloscopes and in radar and television displays.

cave.

A heavily shielded enclosure in wnich radioactive matertals can be remotely manipulated to avoid

radiation exposure of personnel.

e137.
abvpreviation for curie, whicn see.
1950s.

|

lIC.

Ur

1S preferred now but c was the abbreviation used in the

Counter-Intelligence Corps (Army).

473

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