Materials left over from making nuclear energy. Radioactive waste can living organisms if it is not stored safely.

Category:Energy Terms

An instrument for measuring radiant energy. See actinometer, Dines radiometer, photometer, Tulipian radiometer.

Category:Meteorology

A balloon-borne instrument for the simultaneous measurement and transmission of meteorological data. It includes transducers for the measurement of pressure, temperature, and humidity; a modulator for the conversion of the output of the transducers to a q ...

Category:Meteorology

A balloon used to carry a radiosonde aloft, considerably larger than pilot balloons or ceiling balloons.

Category:Meteorology

A component of a radiosonde consisting of a series of alternate electrically conducting and insulating strips. As these are scanned by a contact the radiosonde transmits temperature and humidity signals alternately. The contact may be a baroswitch as in t ...

Category:Meteorology

That part of an audio-modulated radiosonde consisting of the baroswitch, the sensing elements, the reference elements, and the relay.

Category:Meteorology

An evaluation of upper air temperature, pressure, and humidity from radio signals received from a balloon- borne radiosonde.

Category:Meteorology

An instrument, located at the surface observing station, which is used to record the data presented by a radiosonde aloft.

Category:Meteorology

The component of the radiosonde which includes the modulating blocking oscillator and the radiofrequency carrier oscillator.

Category:Meteorology

Apparatus consisting of (a) standard radiosonde and radiosonde ground equipment to obtain upper-air data on pressure, temperature, and humidity, and (b) a self-tracking radio direction-finder to provide the elevation and azimuth angles of the radiosonde s ...

Category:Meteorology

Invisible waves in the electromagnetic spectrum that are used to communicate (radio) - and navigate (radar).

Category:Sea Words

A bun-shaped cover placed over a radar scanner to prevent risk of fouling and to protect it from the weather.

Category:Sea Words

A naturally occurring radioactive gas found in the U.S. in nearly all types of soil, rock, and water. It can migrate into most buildings. Studies have linked high concentrations of radon to lung cancer.

Category:Energy Terms

A small flat boat, usually inflatable.

Category:Sea Words

A construction element used for ceiling support.

Category:Energy Terms

(1) When two or more boats tie up alongside each other. (2) Overlapping of edges of two ice-floes, so that one floe is partly supported by the other.

Category:Sea Words

A slang term for an open-top trailer or container with a tarpaulin cover.

Category:Sea Words

(1) The edge where the deck joins the hull; top edge of bulwarks. (2) The railing around the deck.

Category:Sea Words

The amount of money an ocean carrier pays to the railroad for overland carriage.

Category:Sea Words

The time that the container was discharged (grounded) from the train.

Category:Sea Words