It shall be the duty of the jurors, as sworn aforesaid, to inquire how, in what manner, and by whom or what, the said dead body came to its death, and of all other facts of and concerning the same, together with all material circumstances in anywise related to or connected with the said death, and make up and sign a verdict, and deliver the same to the coroner. As part of its verdict, the jury may make recommendations other than for criminal prosecutions.