""On The Heat Of Vapors And On Astronomical Refractions"" is a scientific book written by John William Lubbock in 1840. The book is divided into two parts, the first part discussing the heat of vapors and the second part discussing astronomical refractions. In the first part, Lubbock explains the concept of heat and how it relates to the behavior of vapors. He discusses the different properties of vapors and how they behave under different conditions,...