Inventories (Tables)

6 Months Ended

Jun. 30, 2012

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories consisted of the following:

	June 30			December 31,
(millions of dollars)	2012			2011
Raw material and supplies	$	273.3		$	254.4
Work in progress	89.7			90.9
Finished goods	128.2			124.3
FIFO inventories	491.2			469.6
LIFO reserve	(18.5		)	(15.3		)
Inventories, net	$	472.7		$	454.3