Saturday Express
Saturday Express: The sounds Central South Africans hate─── 14:13 Sat, 17 Mar 2018
And also what it would sound like if car horns sounded like ducks quacking.
Research conducted at Soongsil University in Seoul, South Korea havedeveloped a new car horn which is designed to alert people but withoutstressing them out.
A quaking sound was chosen after different soundswere tested on 100 volunteers and it was found to be the most friendly forpedestrians passing by.
