19 Inventories

Million CHF

2014

2013

Raw materials and additives

271

245

Semi-finished and finished products

932

845

Fuels

260

229

Parts and supplies

364

354

Unbilled services

36

30

Total

1,863

1,704

In 2014, the Group recognized inventory write-downs to net realizable value of CHF 2 million (2013: 3).