dˈʌst mˈæsks ɑːɹ jˈuːzd ɪn ɛnvˈaɪɹənmənts wɪð dˈʌsts ɛŋkˈaʊntɚd dˈʊɹɹɪŋ kənstɹˈʌkʃən ɔːɹ klˈiːnɪŋ æktˈɪvᵻɾiz, sˈʌtʃ ɐz dˈʌsts fɹʌm dɹˈaɪwɔːl, bɹˈɪk, wˈʊd, fˈaɪbɚɡlˌæs, sˈɪlɪkə fɹʌm sᵻɹˈæmɪk ɔːɹ ɡlˈæs pɹədˈʌkʃən, ɔːɹ swˈiːpɪŋ.
Dust masks are used in environments with dusts encountered during construction or cleaning activities, such as dusts from drywall, brick, wood, fiberglass, silica (from ceramic or glass production), or sweeping.