This makes for greater concern when low-aspect ratio tires are run at low tread depths, and with tread-depth profiles that are irregular across the tire'

摘要

Shopping at the local supermarket, I was intrigued to read the notice on the shopping trolleys stating that the wheels would lock if the trolley was taken off-limits. This drastic action is interesting to compare with the average vehicle warning that seems designed to protect the vehicle's integrity with only the braking-system fault light suggesting the vehicle is stopped. There is no mechanism to take charge of the vehicle and prevent the driver ignoring the warnings.