The government calls it a deposit. The law that collects it and refunds it refers to it as a deposit. The charge on my receipt says deposit. The refund I get back is called deposit refund.
Except when I buy a can of Cola I pay 10 cents deposit. When I return it I get 5 cents deposit refund.
Except when I buy a can of Cola I pay 10 cents deposit. When I return it I get 5 cents deposit refund.