This is the 15886th most frequent Russian word.
промышленных
"Industrial."
Here, 'промышленных' is used as an adjective to describe the type of machines, indicating that they are industrial.
Россия изготавливает большое количество промышленных машин.
Russia manufactures a large number of industrial machines.
In this sentence, 'промышленных' modifies 'продуктов', specifying that their origin or type is related to industry.
В городе находится завод для производства промышленных продуктов.
There is a factory for producing industrial products in the city.
Here, 'промышленных' qualifies 'материалов', signifying that the materials are intended for industrial purposes.