The Orchard also includes structures such as the old piggeries and sheds. The blocks became nicknamed "The Piggeries". This area of slurry was part of the Piggeries. Critics feel the rise of intensive piggeries has largely replaced family farming. The workhouse buildings included a 40-bed infirmary, piggeries and casual wards for vagrants. Dickens' criticism was unusual, as very few Londoners ventured anywhere near the Potteries and Piggeries. Other agricultural pursuits include grain crops, piggeries, peanuts, citrus and timber. Orchards, dairy farms, timber mills and piggeries were scattered throughout the area. Intensive piggeries are generally large warehouse-like buildings. They also started credit unions, piggeries, dairy farms, and co-operative stores. These include rice mills, metalcraft industries, cement production, poultry raising and piggeries and an ice-plant. Intensive piggeries control temperature through ventilation or drip water systems. Alternatively, piggeries are reliant on the grains industry. Intensive piggeries are presently being progressively increasingly criticized in preference of free range systems. Consequently, piggeries are reliant on the grains industry.