Older people, therefore, may find that verbal communication can be disrupted by normal household sounds, such as those produced by running water or by paper being crinkled, since they contain high frequencies that interfere with the consonants.
Seepärast võivad eakad inimesed leida, et tavaline olmemüra, nagu vee jooksmine või paberi krabin, häirivad suulist suhtlemist, kuna need põhjustavad kõrgsageduslikke helisid, mis segavad konsonantide kuulmist.