Title: Printed circuit board.
Question: What metal is used to plate the unmasked parts of the board in the semi-additive method?

Title: Pacific War.
Question: Where were the 40th, 3rd, and 6th divisions massed at in China?

Title: Brain.
Question: Creatures that have a diffuse nerve net are called what?

Title: Eton College.
Question:
Where do "King's Scholars" get their name?