wtórnych

In a sentence

• W procesie recyklingu przetwarzamy produkty wtórnych surowców.

  In the recycling process, we process products of secondary raw materials.

  The word 'wtórnych' is used here as an adjective to describe raw materials that are secondary in nature, i.e., obtained after initial use.

• Skutki wtórnych powikłań po chorobie mogą być poważne.

  The effects of secondary complications after an illness can be severe.

  In this sentence, 'wtórnych' qualifies 'complications,' indicating these are secondary or resulting from a prior condition.

• Te zmiany klimatyczne są wynikiem wtórnych efektów działalności człowieka.

  These climate changes are the result of secondary effects of human activity.

  Here, 'wtórnych' describes 'effects,' implying they are not the primary effects but ones occurring as a consequence of initial actions.