For the corporation that used to be named Smith, Kline & French, see GlaxoSmithKline.

SKF, Svenska Kullagerfabriken AB (Swedish: Swedish ball bearing factory AB), later AB SKF, is a leading bearing and seals manufacturing company founded in Gothenburg, Sweden in 1907. The company manufactures and supplies bearings, seals, lubrication and lubrication systems, maintenance products, mechatronics products, power transmission products, condition monitoring systems and related services globally.

Silesian Fantasy Club (or Silesian Science-Fiction Club, ) is the oldest science fiction and fantasy fandom club in Silesia, Poland. Founded in 1981 in Katowice, it has been the organizer of Polcon, largest of Polish science-fiction conventions, five times (1986, 1988, 1997, 2001 and 2010), the 2010 also being Eurocon, and yearly organizes the Seminarium Literackie con, as well as anime&manga Asucon. It also has its own award, the Slakfa (awarded since 1984). It has over 200 members, several publications, and a library. Notable members include Piotr W. Cholewa, translator of English literature, and Jakub Cwiek and Anna Kantoch, writers. It is a Public Benefit Organization as defined by Polish law.