Although consumer electronics such as the radio have been popular since the 1920s, recycling was almost unheard of until the early 1990s.
Kuigi koduelektroonika, nagu raadio, on olnud kasutuses juba 1920. aastatest, on selle ümbertöötamine olnud peaaegu ennekuulmatu enne 1990. aastaid.