Before revision: A grit bin or salt bin is an item of street furniture, commonly found in countries where freezing temperatures and snowfall occur, which holds a mixture of salt and grit which is spread over roads if they have snow or ice on them.
After revision: A grit bin , salt bin or sand bin is an item of street furniture, commonly found in countries where freezing temperatures and snowfall occur, which holds a mixture of salt and grit which is spread over roads if they have snow or ice on them.