$20.00 per 1,000 loads of laundry or 2 cents per load. For non-commercial mechanical clothes drying the repair and replacement costs (including labor expenses) are about $200.00 per 1,000 loads of laundry or 20 cents per load. Disadvantages Putting laundry on a line usually takes more time than putting it into a mechanical dryer (as laundry items have to be hung up and fixed one by one). Laundry items need to be hung indoors during rainy weather, or may get wet if the weather changes. Neighbors may find it aesthetically unpleasant. Exposing laundry can lessen privacy, showing information about inhabitants' living habits. There may be a risk of theft or vandalism of clothes depending on where the clothes are hung. Environmental contaminants such as soil, dust, smoke, automotive or industrial pollutants, pollen and bird and animal droppings can come in contact with clothing. Clothespins can leave imprints on the clothes. The line presents a hazard to pedestrians, depending on line mounting height, pedestrian height, and lighting conditions. Drying laundry indoors Laundry may be dried indoors rather than outdoors for a variety of reasons including: inclement weather physical disability lack of space for a line reduce the damage to fabrics from sun's UV rays legal restrictions to raise the humidity level indoors, and lower the air temperature indoors convenience to preserve privacy and as a safeguard against vandalism Several types of devices are available for indoor drying. A clotheshorse can help save space in an apartment, or clothes lines can be strung in the basement during the winter. Small loads can simply be draped over furniture or a shower curtain pole. The drying time indoors will typically be longer than outdoor drying because of the lack of direct solar radiation and the convective assistance of the wind. The evaporation of the moisture from the clothes will cool the indoor air and increase the humidity level, which may or may not be desirable. In cold, dry weather, moderate increases in humidity make most people feel more comfortable. In warm weather, increased humidity makes most people feel even hotter. Increased humidity can also increase growth of fungi, which can cause health problems. An average-sized wash load will convert approximately of ambient heat into latent heat that is stored in the evaporated water, as follows. A typical 4 kg load of laundry can contain 2.2 kg of water, after being spun in a laundry