Mezue ahịrịokwu na-esonụ: Painter na-ekwukarị na igwupụta ọla kọpa/nickel nwere nnukwu nsogbu gburugburu ebe obibi. Ngalaba Minnesota maka ihe ndị sitere n'okike bụ ọfịs ndọrọ ndọrọ ọchịchị, na Painter kwenyere na ndị Minnesotans nwere obere ihe mere ha ga-eji nwee obi ike na ikike ha iji chebe Minnesota site na nsonaazụ ndị a. E mere usoro iwu nke na-achịkwa ụdị ebe a na-egwupụta ihe ndị a iji chịkwaa mmepụta nke taconite ma ghara ilebara igwupụta sulfide anya nke ọma. Ọzọkwa, onyeisi oche nke Glencore, Tony Hayward, onye bụbu onyeisi oche nke British Petroleum n'oge
Deepwater Horizon oil spill, na-enye Painter ihe mere ọ ga-eji jụọ ajụjụ banyere nkwa ụlọ ọrụ ahụ maka nchekwa na gburugburu ebe obibi.