Robert Boyle Robert Boyle Robert Boyle (; 25 January 1627 – 31 December 1691) was an Anglo-Irish natural philosopher, chemist, physicist, and inventor. Boyle is largely regarded today as the first modern chemist, and therefore one of the founders of modern chemistry, and one of the pioneers of modern experimental scientific method. He is best known for Boyle's law, which describes the inversely proportional relationship between the absolute pressure and volume of a gas, if the temperature is kept constant within a closed system. Among his works, "The Sceptical Chymist" is seen as a cornerstone book in the field of chemistry. He
Anglo-Irish people in part and Catholic but had converted to Anglicanism. The term "Anglo-Irish" is often applied to the members of the Church of Ireland who made up the professional and landed class in Ireland from the 17th century up to the time of Irish independence in the early 20th century. In the course of the 17th century, this Anglo-Irish landed class replaced the Gaelic Irish and Old English aristocracies as the ruling class in Ireland. They were also referred to as "New English" to distinguish them from the "Old English", who descended from the medieval Hiberno-Norman settlers. A larger but less