Eboracum workshops growing up outside the fortress to supply the needs of the 5,000 troops garrisoned there. Production included military pottery until the mid-3rd century, military tile kilns have been found in the Aldwark-Peasholme Green area, glassworking at Coppergate, metalworks and leatherworks producing military equipment in Tanner Row. In the Roman period, Eboracum was the major manufacturing centre for Whitby Jet. Known as "gagates" in Latin, it was used from the early 3rd century as material for jewelry and was exported from here throughout Britain and into Europe. Examples found in York take the form of rings, bracelets, necklaces, and pendants
Latin influence in English already existed, and this caused enrichment of the Old English vocabulary: "culcer" and "læfel" "spoon" from Latin "coclearium" and "labellum" beside Old English "spōn" and "hlædel" (Modern English "ladle"); Old English "forca" from Latin "furca" "fork" next to Old English "gafol"; Old English "scamol" "chair, stool" from Latin "scamellum" beside native "stōl", "benc" and "setl". All told, approximately 600 words were borrowed from Latin during the Old English period. Often, the Latin word was severely restricted in sense, and was not widespread in use among the general populace. Latin words tended to be literary or scholarly terms and were not