iron powder under the influence of a magnetic field gathering around a black sphere. . monochrome background with

abstract amorphous background black detail dirty dust effect formation gravity induction influence interaction iron macro magnet magnetism metal motion object physics science scientific texture magnetic shape action changeable closeup experiment ripple test engineering field gold hold laboratory metallic pattern powder shiny technology sawdust able chemistry energy ferro ferrofluid ferromagnetic ferrum forest futuristic neodymium ripples shapes extract school surface textured business construction fabrication facility industrial line logo metalwork protection safety sparkle sparks specialist steel tool uniform worker