Sentence:  As sandpaper is pushed across wood, the abrasive grains dig into the surface and cut out minute shavings, which are called <WSD>swarf</WSD> in industry jargon. 
Meaning of the word marked with <WSD> tags:  The waste chips or shavings from an abrasive activity, such as metalworking, a saw cutting wood, or the use of a grindstone or whetstone. (from mid 16th c.)