1  2  3  4 

1  _  _  _  _

2  _  _  _  _

3  _  _  _  _

4  _  _  _  _


ACROSS
1)  the scum formed by oxidation at the surface of molten metals
2)  the basic monetary unit of most members of the ____pean union (introduced in 1999); in 2002 twelve ____pean nations (germany, france, belgium, luxembourg, the netherlands, italy, spain, portugal, ireland, greece, austria, finland) adopted the ____ as their basic unit of money and abandoned their traditional currencies
3)  assist or encourage, usually in some wrongdoing
4)  the number of openings per linear inch of a screen; measures size of particles


DOWN
1)  joint consisting of a line formed by joining two pieces
2)  a substance capable of reducing friction by making surfaces smooth or slippery
3)  (greek mythology) greek god of war; son of zeus and hera; identified with roman mars
4)  a crude uncouth ill-bred person lacking culture or refinement

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slag
euro
abet
mesh