Compressor not accept partially filled Cells with compressed air for refill to full. Partially filled Cell not extract compressed air with right-click. Maybe this spread to other fluid, I not test. https://forum.industrial-craft.net/thread/15498-partially-filled-cells/# https://forum.industrial-craft.net/thread/15498-partially-filled-cells/# https://forum.industrial-craft.net/thread/15498-partially-filled-cells/#