A method, comprising: placing a portable electronic device that has been rendered at least partially inoperable due to moisture intrusion into a low-pressure chamber; heating the portable electronic device; decreasing pressure within the low-pressure chamber; removing moisture from an interior of the portable electronic device to an exterior of the portable electronic device; increasing the pressure within the low-pressure chamber after said decreasing the pressure; equalizing the pressure within the low-pressure chamber with a pressure outside the low-pressure chamber; and removing the portable electronic device from the low-pressure chamber, characterised in that the method comprises: (i) measuring a relative humidity within the low-pressure chamber; and increasing the pressure after the relative humidity has decreased and a rate of decrease of the relative humidity has slowed; or (ii) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said decreasing the pressure begins when the relative humidity has increased and a rate of increase of the relative humidity has slowed; or (iii) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said repeated decreasing the pressure and increasing the pressure is stopped once a difference between a sequential relative humidity maximum and relative humidity minimum are within a predetermined tolerance; or (iv) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said repeated decreasing the pressure and increasing the pressure are stopped once the relative humidity within the low-pressure chamber reaches a predetermined value. placing a portable electronic device that has been rendered at least partially inoperable due to moisture intrusion into a low-pressure chamber; heating the portable electronic device; decreasing pressure within the low-pressure chamber; removing moisture from an interior of the portable electronic device to an exterior of the portable electronic device; increasing the pressure within the low-pressure chamber after said decreasing the pressure; equalizing the pressure within the low-pressure chamber with a pressure outside the low-pressure chamber; and removing the portable electronic device from the low-pressure chamber, characterised in that the method comprises: (i) measuring a relative humidity within the low-pressure chamber; and increasing the pressure after the relative humidity has decreased and a rate of decrease of the relative humidity has slowed; or (ii) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said decreasing the pressure begins when the relative humidity has increased and a rate of increase of the relative humidity has slowed; or (iii) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said repeated decreasing the pressure and increasing the pressure is stopped once a difference between a sequential relative humidity maximum and relative humidity minimum are within a predetermined tolerance; or (iv) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said repeated decreasing the pressure and increasing the pressure are stopped once the relative humidity within the low-pressure chamber reaches a predetermined value. (i) measuring a relative humidity within the low-pressure chamber; and increasing the pressure after the relative humidity has decreased and a rate of decrease of the relative humidity has slowed; or (ii) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said decreasing the pressure begins when the relative humidity has increased and a rate of increase of the relative humidity has slowed; or (iii) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said repeated decreasing the pressure and increasing the pressure is stopped once a difference between a sequential relative humidity maximum and relative humidity minimum are within a predetermined tolerance; or (iv) measuring the relative humidity within the low-pressure chamber; wherein said decreasing the pressure and increasing the pressure are repeated sequentially before said removing the portable electronic device; and wherein said repeated decreasing the pressure and increasing the pressure are stopped once the relative humidity within the low-pressure chamber reaches a predetermined value.