storage of old highly polluting electrical transformers before d

biphenyls broken chaos contaminated deposit depository depot dielectric dump dumping electrical electricity electrocution engineering equipment exhaust exhausted garbage installation junkyard landfill medium oil old pcb pcbs plant pollute polluted polluting pollution polychlorinated power powerhouse powerplant ragged repository rubbish station storage store storehouse storeroom storing substation substations toxic transformer transformers used voltage warehouse waste wasted worn