| A fourth development was the early success of medieval papermakers at mechanizing paper manufacture. |
| Early papermakers did not realize that the alum they added liberally to cure almost every problem encountered in making their product would eventually be detrimental. |
| The addition of a flocculant allows papermakers to substitute lower quality furnish and increase filler loadings because of its high bridging mechanism, Schmitt added. |
| Some well known and recognized papermakers have found fame in other fields, to the point that their papermaking background is almost forgotten. |
| How do papermakers and technical engineers control retention, drainage, and formation to optimize all three without harming any one of the three? |
