absorptance (plural absorptances)
(optics, physics) Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation. [First attested in the mid 20th century.]
Source: Wiktionary
22 November 2024
(noun) (nautical) a line (rope or chain) that regulates the angle at which a sail is set in relation to the wind
International Coffee Day (September 29) is an occasion to promote and celebrate coffee as a beverage, with events occurring in places across the world. A day to promote fair trade coffee and raise awareness for the coffee growers’ plight. Other countries celebrate this event on October 1.
