Tag Archives: Battery (electricity)

Engineers Develop Safer Button Battery


Engineers Develop Safer Button Battery

Button batteries, those easily ingested, little, disc-shaped batteries that power things like toys, watches, and hearing aids, are responsible for thousands of children’s emergency room visits every year. Some suffer severe injuries and even death as a result of the current these batteries release while in the digestive tract or as a result of battery leakage. However, a simple and cheap solution has been devised that could render the batteries harmless if swallowed. Engineers coated button batteries with a material that prevents them from releasing current unless they are squeezed firmly, as by springs in a battery compartment, and with a sealant that minimizes the risk of battery leakage. More… Discuss

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Quotation: Frances Hodgson Burnett about thoughts and thinking


One of the new things people began to find out in the last century was that thoughts—just mere thoughts—are as powerful as electric batteries—as good for one as sunlight is, or as bad for one as poison.

Frances Hodgson Burnett (1849-1924) Discuss