3 ms·
With the new information from OP we might have an answer. My phone cables were in box with phone and battery, enclosed space. I believe the battery electrolyte
by joecool1029 9mo ago
With the new information from OP we might have an answer. My phone cables were in box with phone and battery, enclosed space. I believe the battery electrolyte decomposing over the years outgassed and caused the TPE to degrade. mayyybe small amounts of hydrogen fluoride.