Where a seller/shipper issues a 'letter of indemnity' in favour of the carrier in exchange for a clean bill of lading

Laydays/cancelling

The situation of the helm when it is put in the opposite direction from that in which the wind blows.

The process in which incident radiation is retained by a substance. A further process always results from absorption.

The situation of the helm when it is put in the direction from which the wind blows.

A temperature scale based on absolute zero. Same as Kelvin temperature scale.

Free air delivery. Air at the atmospheric conditions of the site and unaffected by the compressor. Flow is measured at the discharge valve of the compressor, after the aftercooler, the water separator and built in check valve. Capacity and power consumpti ...

The component of a solar thermal collector that absorbs solar radiation and converts it to heat, or, as in a solar photovoltaic device, the material that readily absorbs photons to generate charge carriers (free electrons or holes).

In the direction of the stern. The opposite of ahead.

Stays running from a masthead to the vessel's side, slanting a little aft. See STAYS.)

The degree of conformity of an indicated value to an accepted standard value, or ideal value. See accuracy rating, measured accuracy.

Food and Drug Administration.

In a solar thermal system, the ratio of solar energy striking the absorber that is absorbed by the absorber to that of solar energy striking a black body (perfect absorber) at the same temperature. The absorptivity of a material is numerically equal to it ...

The atmospheric pressure at the level of the barometer. May or may not be the same as station pressure.

Fridays, Holidays Included (Muslim Countries)

Short Range Certificate (radio)

An instrument whose calibration can be determined by means of simple physical measurements on the instrument. Compare to secondary instrument.

In Accordance With

Agency for International Development.

The use of mechanical heat pipes or pumps to transport heat by circulating heat transfer fluids.