Asked | Open questions | Answered Points Date Pair Term / Answer given Level Status Gloss 4 Nov 9 '18 fra>eng chasse pigging pro closed ok - Aug 20 '09 fra>eng Les clavettes-fusible shear pin pro just_closed no 4 Aug 20 '09 fra>eng Les robinets à tournant sphérique guidé trunnion mounted ball valve pro closed no Asked | Open questions | Answered