Industrial Revolution sectors of the economy. However, per-capita food supply in Europe was stagnant or declining and did not improve in some parts of Europe until the late 18th century. Industrial technologies that affected farming included the seed drill, the Dutch plough, which contained iron parts, and the threshing machine. Jethro Tull invented an improved seed drill in 1701. It was a mechanical seeder which distributed seeds evenly across a plot of land and planted them at the correct depth. This was important because the yield of seeds harvested to seeds planted at that time was around four or five. Tull's seed
Drill, baby, drill and the Republican Party from the slogan. One of several adult film parodies that featured Sarah Palin-like characters was titled "Drill Baby Drill" by Penthouse Features. Fred Krupp of the Environmental Defense Fund in 2014 harkened back to the "drill baby" phrase as he launched a renewed effort to limit the environmental impact of hydraulic fracturing (fracking). Drill, baby, drill "Drill, baby, drill!" was a 2008 Republican campaign slogan first used at the 2008 Republican National Convention by former Maryland Lieutenant Governor Michael Steele, who was later elected Chairman of the Republican National Committee. The slogan expressed support for increased