I’m sure many people know that they are the same thing, but for those wondering, Fused Deposition Modelling (FDM) is a term coined by Stratasys Inc. whilst as Fused Filament Fabrication (FFF) is a term created by RepRap to provide a phrase that was legal to use! Just an interesting fact for this who didn’t know!Source: http://ift.tt/2tMwb9P http://ift.tt/2v9TiyS