In various posts, it has been debated / argued etc., about the pros and cons of wearing light / dark colours and their respective perceived visibility. There are those who claim that there is 'no evidence to say that bright colours make any difference', or words to that effect.
If that is the case, then why do traffic police, emergency service operatives and road workers always wear hi-viz clothing - ?
If that is the case, then why do traffic police, emergency service operatives and road workers always wear hi-viz clothing - ?
