i am a duster.
i am made of wood and cotton.
i am used for about five to six days in a week.
i am rarely touched by the students but he teachers touches me all the time.
my best friend is chalk.
it never leaves me alone.
i am useless without it.
i am used to clean black boards and sometimes also white boards.
i am a very important part of education and my importance can never diminish.