Query failed: connection to localhost:9312 failed (errno=111, msg=Connection refused). magnets & iron dust - Current Mac Hardware Discussions on AppleInsider Forums Toggle navigation All Forums Recent Posts Sign In magnets & iron dust gramps1952 Posted: December 1, 2007 2:02PM in Current Mac Hardware edited January 2014 I want to use my macbook at work. The environment is weld smoke which is iron dust. Anyone know of a way to seal the charging port? Comments Reply 1 of 1 Marvin Posts: 14,431moderator December 1, 2007 4:46PM Duct tape should do the trick. They might still stick to the magnetic latch if it's not the pro macbook but they should be easily wiped off as there are no holes round that area. Sign In or Register to comment.