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 Joe Biden, "drill, baby, drill" reached a new prominence. Joe Biden, referring to the energy crisis and McCain's 20 votes against funding solar and wind energy, stated that McCain thinks "the only answer is drill, drill, drill. Drill we must, but it will take 10 years for one drop of oil to come out of any of the wells that are going to be drilled." Palin responded by saying, "The chant is 'drill, baby, drill.' And that's what we hear all across this country in our rallies because people are so hungry for those domestic sources of energy to