context: Convert to the presence of another chemical, if used, as it does all the work. The substance is Northemethodrill. If this substance is dissolved by another chemical, it will produce the required result. The composition of these two substances together in the year 1955, and this led to the manufacture of anoveed birth control pills. He proceeded with his experiments on animals and on people as well, to ensure he had the success of these pills. In the year 1960 they were produced and marketed. It is fair to say that a large number of physicians and chemists have all contributed to the preparation, testing and control of these chemicals. But Pinkus is the only one who devoted himself to this experience and patiently endured its horrors until he finally succeeded in achieving this historic victory, and for this he deserves great honor. A lot of bodies were given him the nickname and the insists, but he nevertheless won the Nobel Prize for neither he nor those who helped him ..!
question: When did the birth control pill appear?
answers.text: 1960