A spring which is produced due to the geothermally heating of the groundwater from the crust of the earth is known as hot spring. Many locations in the earth crust have the geothermal hot springs.
Countries like Costa Rica, China, New Zealand, United States, Iceland, Peru, Iran, Japan and Taiwan are recognized for the hot springs all across the globe.
People enjoy the pleasure of hot spring in hot tubs. It is a small pool or a large tub which is full of heated water which serves the pleasure of or hydrotherapy. A hot tub is specially designed which is located outdoors and many people can use it. The water used in a hot tub is not necessary to change after every use. However, it can be kept sanitary by using the same methods which are used for the sanitation of swimming pool.
Normally, hot tubs are heated by using a natural gas or electric heater. There are also solar water heater systems. Hot tubs also are found at some of the natural hot springs, but water is extremely hot at hot springs. So to have a safe temperature to soak the hot water at the hot spring, the water at the hot spring must be mixed with cool water.
Since the water of the hot tub is not depleted with each use, care must be taken to keep water safe and attractive. Water should not be too acidic or too alkaline. To keep it free from harmful microorganisms, it must be kept clean and hygienic. If the water of the hot tubs is not maintained from time to time, then it may cause health risks. Legionnaries is a kind of disease which is caused due to the poor sanitation of the hot tubs. Typically bromine or chlorine is the chemicals used for sanitation, but chlorination using salt water is becoming more common.
Residual –current devices are also recommended to be installed to protect against electrocution. Safety must be taken against the electric shock who can be caused in the water. More than 700 deaths have been reported by the CPSC in hot tubs and spas. About one-third of these deaths were due to drowning of children which were under the age of five. So precautions must be taken while using hot tubs.
Many hot tubs of the trusted brands are available online. A variety of hot tubs for kids are also available. A wide range of outdoor hot tubs are also available. Hot tubs makes us to feel relax and melts away all our stresses of the hectic day.
The temperature of the water in the hot tub is usually above than the temperature of the normal body. Sitting in such water can lead to drowsiness or unconsciousness and would finally result to drowning. The CPSC which stands for U.S Consumer Product Safety Commission recommended that the temperature of the water should never be above 104 degrees Fahrenheit. 100 degrees of temperature is found to be safe for adults.