Inventories (Tables)

9 Months Ended

Sep. 30, 2012

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories consisted of the following:

	September 30,			December 31,
(millions of dollars)	2012			2011
Raw material and supplies	$	276.6		$	254.4
Work in progress	85.1			90.9
Finished goods	131.9			124.3
FIFO inventories	493.6			469.6
LIFO reserve	(18.3		)	(15.3		)
Inventories, net	$	475.3		$	454.3