Pump Up The Sound, Regulators Tell Makers Of Electric And Hybrid Cars The U.S. government has finalized rules requiring so-called "quiet cars" to make alert beeps when traveling at low speeds. Officials hope pedestrians will be safer if they can hear vehicles coming. The U.S. government has finalized rules requiring so-called "quiet cars" to make alert beeps when traveling at low speeds. Officials hope pedestrians will be safer if they can hear vehicles coming. Business
The U.S. government has finalized rules requiring so-called "quiet cars" to make alert beeps when traveling at low speeds. Officials hope pedestrians will be safer if they can hear vehicles coming.
Read more on NPR