kjfunh Posted September 19, 2014 Posted September 19, 2014 Electroactive polymes.A type of material that reacts upon an electric current goes through So, planning on doing an EAP refreshable board for the school science fair.the purpose is to help the blind. How much does it cost,because most people who are visually impaired are the poor (WHO data) I would be grateful if anyone has any theory on creating a book reader for the blind
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