Easter egg: On the wide screen version, Go to discontinued parts, Highlight play all then click to right. You will see 3 gears pop up and show bloopers from Robots when you click the gears.
Easter egg: On wide screen version go to upgrades, Highlight commentaries then click left, two wrenches crossed will appear, Then hit enter.
Answer: Ferric metal can itself become magnetized after being exposed to a strong magnetic field (such as the one that stuck to him at Bigweld Industries. It will wear off after a short time.
LorgSkyegon