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Terms for subject Environment (6972 entries)
fluorine (A gaseous or liquid chemical element; a member of the halide family, it is the most electronegative element and the most chemically energetic of the nonmetallic elements; highly toxic, corrosive, and flammable; used in rocket fuels and as a chemical intermediate) fluor
fluorocarbon 22 klorodifluorometaan
fluorocarbon-10 süsiniktetrakloriid
fluorocarbon-10 tertraklorometaan
fluorocarbon-23 trifluorometaan
fluoroform trifluorometaan
fluorohydrocarbon osaliselt halogeenitud fluorosüsivesinik
fluorohydrocarbon fluorosüsivesinik
flushing (Removing lodged deposits of rock fragments and other debris by water flow at high velocity; used to clean water conduits and drilled boreholes) pesu
fluvial resource (Any source of supply derived from a river, particularly its water, which is collected, stored and treated, then distributed for domestic, industrial, farm and other uses) vooluveevaru
fly ash (Finely divided particles of ash that are entrained in flue gases resulting from the combustion of fuel or other material. The particles of ash may contain incompletely burned fuel and other pollutants) lendtuhk
foaming agent (Substances which make it possible to form a homogenous dispersion of a gaseous phase in a liquid or solid medium) vahutekiti
fodder (Bulk feed for livestock, especially hay, straw, etc.) sööt
fodder (Bulk feed for livestock, especially hay, straw, etc.) loomatoit
fodder plant (Plants used to feed livestock) söödataim
fog (Water droplets or, rarely, ice crystals suspended in the air in sufficient concentration to reduce visibility appreciably) udu
foliage (The green leaves of a plant) lehestik
folk tradition (The common beliefs, practices, customs and other cultural elements of an ethnic or social group that are rooted in the past, but are persisting into the present due to means such as arts and crafts, songs and music, dance, foods, drama, storytelling and certain forms of oral communication) rahvakomme
food (A material that can be ingested and utilized by the organism as a source of nutrition and energy) toit
food additive (Substances that have no nutritive value in themselves (or are not being used as nutrients) which are added to food during processing to improve colour, texture, flavour, or keeping qualities) toidulisand