WBrake (sheet metal bending)
WBurr (edge)
WCast acrylic
WCorona treatment
WCryogenic grinding
WDraft (engineering)
WDrawing (manufacturing)
WFlash (manufacturing)
WHand mould
WHeat sealer
WHot runner
WMelt (manufacturing)
WMixing (process engineering)
WPlastic compounding
WPlastic extrusion
WPlastic resin pellet pollution
WPlastisol
WPurging (manufacturing)
WRecord press
WRelease agent
WSintering
WSpinneret (polymers)
WSprue (manufacturing)