Ribbon, yarn, or other lightweight material attached to rigging or sails to indicate wind action or direction. Proper use of the telltales can help sailors improve their sail trim.

A curve that indicates the number of hours per year that specific wind speeds occur.

Money, in the form of notes and coins, which constitutes payment for goods at the time of.

The sudden heave of the ship.

A signboard attached to a daybeacon to convey navigational information presenting one of several standard shapes (square, triangle, rectangle) and colors (red, green, orange, yellow, or black). Daymarks usually have reflective material indicating the sha ...

Aging under conditions of time and temperature greater than those required to obtain maximum change in a certain property, so that the property is altered in the direction of the initial value.,/dd>

An absolute temperature scale. (

The total diffuse and direct insolation on a horizontal surface, averaged over a specified period of time.

Mesh is the number of openings in a square inch of screen or sieve. It is equal to the square of the number of strands of metal or plastic screening per lineal inch. Standard US mesh screen # 16 equates to a 1.19 millimeter particle diameter, mesh size #4 ...

Succession of long and unbroken waves that are not due to meteorological conditions in the vicinity. Generally due to wind or storms at a distance from the position.

The center plank on a wooden deck.

In the US, the amount (normally fixed) which a policyholder is obliged to pay prior to an.

A floating log

A type of weld cracking that usually occurs below 203

A contact anemometer connected to an electrical circuit which is so arranged that the average wind speed is indicated.

An air heater in which air is blown over electric resistance heating coils.

(FIA)The futures industry's national trade association in the US. They lobbied in favour of establishing.

A turbine that is driven by high velocity jets of water or steam from a nozzle directed to vanes or buckets attached to a wheel. (A pelton wheel is an impulse hydroturbine).

The period of low energy demand, as opposed to maximum, or peak, demand.

A line drawn to indicate both the direction and magnitude of a force, such as leeway or a current.