sal volatile meaning in Hindi

The meeting is interrupted when Sal Volatile is murdered and Box knocked senseless.
At their next meeting Sal Volatile confides to Box that FAUST has an interest in the occult and is actively seeking the " Lamb of God ", which Sal claims to have found.
Percy Flarge informs him that the Royal Academy has ordered that Box is to be given no assistance by their organisation and that Box is to be charged ( and presumably executed ) for the murder of Sal Volatile.
Sal Volatile, an informant, assists him and provides intriguing hints at some wider, dire threat to the world presented by the organisation's interest in the occult, but is soon murdered and Box is framed for the crime.
At a costume party Box meets Professor Reiss-Mueller and Sal Volatile, a defector who wishes to leave FAUST, hints that the organisation constitutes a grave threat to the world and arranges for Box to attend a meeting of FAUST, where Box discovers that his sister, Pandora Box, has become a fascist convert and is second in command of the organisation.

noun.