Asked | Open questions | Answered Points Date Pair Term / Answer given Level Status Gloss - Mar 25 '10 por>eng Janelas do tempo windows of opportunity easy closed ok 4 Dec 31 '09 esl>eng sondeos mecánicos mechanical borehole drilling pro closed no 4 Dec 4 '09 esl>eng llamarada flare pro closed ok Asked | Open questions | Answered