industrial waste 1 [vynechat] iron alloys 1 [vynechat] iron metallurgy 1 [vynechat] komunálny odpad 1 [vynechat] metalurgia ocele 1 [vynechat] metalurgia železa 1 [vynechat] odpad 1 [vynechat] odpadové hospodárstvo 1 [vynechat] priemyselný odpad 1 [vynechat] skládky odpadov 1 [vynechat] steel metallurgy 1 [vynechat] urban waste 1 [vynechat] waste disposal sites 1 [vynechat] waste management 1 [vynechat] waste products 1 [vynechat] zliatiny železa 1 [vynechat]