Seed drill further refined by Jethro Tull in 1701 in the Agricultural Revolution. However, seed drills of this and successive types were both expensive and unreliable, as well as fragile. Seed drills would not come into widespread use in Europe until the mid to late 19th century, when manufacturing advances such as machine tools, die forging and metal stamping allowed large scale precision manufacturing of metal parts. Early drills were small enough to be pulled by a single horse, and many of these remained in use into the 1930s. The availability of steam, and later gasoline tractors, however, saw the development of
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