They are then used as coal sacks.
These sacks of wheat or barley grains are cleaned to remove any dust.
I saw it, with its two round sacks tied tightly and men standing nearby with their hats off.
Apart from diaper waste sacks, only refuse left inside the shut wheeled bin is collected.
The leaves are stripped, withered, rolled and sorted, then packed in sacks and exported, chiefly to Argentina.
