BP p.l.c. (Group results; Second quarter and half year 2010)
Notes [extract]
9. Inventory valuation [extract]
A provision of $46 million was held at 31 December 2009 to write inventories down to their net realizable value. The net movement in the provision during the second quarter 2010 was an increase of $350 million (first quarter 2010 was a decrease of $22 million and second quarter 2009 was an increase of $92 million). The net movement in the provision in the half year 2010 was an increase of $328 million, compared with a decrease of $1,071 million for the half year 2009.