Editing Flour (section)

== Modern mills ==
{{Main|Gristmill}}
[[Roller mill#Producing wheat flour|Roller mill]]s soon replaced stone [[grist]] mills as the production of flour has historically driven technological development, as attempts to make [[gristmill]]s more productive and less labor-intensive led to the [[watermill]]<ref>{{cite web|url=https://www.flickr.com/photos/by_jerry_jaynes/collections/72157602214123118/|title=Grist Mills|website=Flickr|date=8 June 2006|language=en-us|access-date=2017-10-18|archive-date=2020-08-02|archive-url=https://web.archive.org/web/20200802034456/https://www.flickr.com/photos/by_jerry_jaynes/collections/72157602214123118/|url-status=live}}</ref> and [[windmill]]. These terms are now applied more broadly to uses of water and wind power for purposes other than milling.<ref>{{cite web|url=https://www.angelfire.com/journal/millrestoration/roller.html|title=How the Roller Mills Changed the Milling Industry|website=[[Angelfire]]|access-date=2017-10-18|archive-date=2018-03-04|archive-url=https://web.archive.org/web/20180304180315/http://www.angelfire.com/journal/millrestoration/roller.html|url-status=live}}</ref> More recently, the [[Unifine mill]], an impact-type mill, was developed in the mid-20th century.

Modern farm equipment allows livestock farmers to do some or all of their own milling when it comes time to convert their own grain crops to coarse meal for [[animal feed|livestock feed]]. This capability is economically important because the profit margins are often thin enough in commercial farming that saving expenses is vital to staying in business.