Secure Empty Trash can be done with a Terminal command , FYI . It ' s clunky but it works . e mptytrashequivalentmacosx <| sep |> What . The . Fuck ? No . Seriously . What . The . Hell . Is . That ? I ' m . Off . To . Clean . My . Pc . Filters . And . Fans ! Of . Course . I ' ll . Use . A . Non . Moisture . Expressing . Air . Device . And . Ensure . That . My . Fans . Don ' t . Spin . And . Any . Residue . Is completely . Removed . And . That . We . Are . Shiny Firefly . Might . Even . Reapply . The . Thermal . Paste . To . My . Cpu . Since . I . Haven ' t . Done . So . Since . Installation . In . 2010 ! I . Have . Recently . Ordered . A . New . Build . And . Went . All . Out . And . Got . A . Tube . Of . Artic . Ice . Silver . Thermal . Compound . So . I . Recon . I . Can . Spare . A . Bit . For . The . Old . Girl ! She . Has . Served . Me . Well !