UnScramble this Word: v u u r d i s m?

Questions

What was the top technology manual of 1996, at over one million sales?

What west coast U.S. state would you be in if you were honeymooning in Humptulips?

What year did the first baby boomers turn 50?

What's the common term for precipitation infused by sulfuric & nitric acids?

What's the international radio code word for the letter "A"?