Sentence:  Besides flathead bronze screws , silicon bronze Stronghold nails ( made by Independent Nail + Packing Co. , Bridgewater , Mass . ) are <WSD>used</WSD> extensively in assembly and Weldwood resorcinal glue is used in all the joints . 
Meaning of the word marked with <WSD> tags:  put into service; make work or employ for a particular purpose or for its inherent or natural purpose