photodissociate
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photodissociate — photodissociate, dissociation see photo 3 … Useful english dictionary
photodissociate — verb see photodissociation … New Collegiate Dictionary
photodissociation — noun Date: 1925 dissociation of the molecules of a substance (as water) caused by absorption of radiant energy • photodissociate verb … New Collegiate Dictionary
Sulfuric acid — Sulfuric acid … Wikipedia
Ozone depletion — Image of the largest Antarctic ozone hole ever recorded (September 2006) Ozone depletion describes two distinct but related phenomena observed since the late 1970s: a steady decline of about 4% per decade in the total volume of ozone in Earth s… … Wikipedia
Atmosphere of Venus — Atmosphere of Venus … Wikipedia
comet — cometary /kom i ter ee/, cometic /keuh met ik/, cometical, adj. cometlike, adj. /kom it/, n. Astron. a celestial body moving about the sun, usually in a highly eccentric orbit, consisting of a central mass surrounded by an envelope of dust and… … Universalium