The main advantage of dryers - no need to change or paper towels. This saves money and is profitable for enterprises environment. Unfortunately, the big disadvantage of dryers is that they help to spread germs, reports Science World Report. Scientists applied to their hands safe lactic bacteria that is not normally found in public toilets. They do not wash their hands, and then use the dryer. After the researchers found lactic acid bacteria in the air, allowing them to assume: other microbes probably also released into the air during drying. Number of bacteria in the air caught by the use of dryers speed was 4.5 times higher than when using a hot air dryer.
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When using paper towels in the air gets 27 times less bacteria, according thrift shop clean to mood based on site Meddaily bacteria persisted in the air much longer drying time is about 15 seconds. More than five minutes in the air remained about half of lactic acid bacteria. So, hand dryers may adversely affect human health, contributing to the spread of diseases. Scientists are urged to take into account the data for the design of public toilets, especially in places such as hospitals.
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