An elaborate 1915 exposition in San Francisco celebrated the completion of what, which made it much easier to sail to the city?

An effort lasting from 1985 to 1991 eliminated which paralytic illness from Latin America? In banking, what does the abbreviation EFT stand for? "Eggbeater" is an old slang name for which kind of aircraft? An EKG is an electrocardiogram; what is an EEG? In French, an élève, or pupil, attends une école, which is what? Which Elton John hit with a reptile in its title became his first U.S. No. 1 single in 1973? An elver is a young one of which fish? What is the name of the street-side water connection firefighters use in emergencies?