β = - (1 / ρ)(∂ρ/∂T)ρ const
where
ρ density T Temperature
β measures the fractional decrease in fluid density as temperature increases at constant pressure.
... Bezopastnosti[?] (NKVD, 1934-1943) Ministerstvo Gosudarstvennoi Bezopastnosti[?] (MGB, 1946-1954) Komitet Gosudarstvennoi Bezopasnosti (KGB; 1954-1991) South ...