However, the cost of uniform and of running a washing machine, if one was available to the family, means that keeping children in the expected uniform and clean every day can be very challenging.
Fodd bynnag, gallai defnyddio trothwy yn seiliedig ar ddiwrnodau gosod a'i bennu'n rhy isel olygu y bydd llawer o unigolion yn atebol i godi a chasglu ardoll y gall fod yn anodd ei orfodi.