Board Thread:Speculation House/@comment-4830106-20130810030606/@comment-24260323-20140507044108

Basilisk Centauri wrote: or maybe robots like that have unpredictable effects on certain types of dust. All those exposed motors/servos/metal/whatever could make contact and spark, which would be very dangerous in the mines where simply sneezing can cause explosions

Well it can't be metal due to fact that the train in the Black trailer was carrying containers of Dust with robots guarding them, and that's not even mentioning the fact that Adam and Blake were completely tearing apart the robots in combat while Dust containers were there.