35 Procurement services, namely purchasing capital and industrial equipment for others including but not limited to material handling equipment, process equipment, mechanical equipment, mining equipment, structural steel and buildings, piping and accessories, electrical equipment, instrumentation and automation, and other construction materials., in the fields of mining, metallurgy, hydrometallurgy, pyrometallurgy, energy, production, transportation construction projects, industrial and public infrastructure development, and in-vessel composting for recycling of organic material which may also include but not be limited to diffusers, blowers, mixers, metal or plastic vessels and tubing, and odor control devices.