Uma descoberta surpreendente feita por uma investigação recente pode levá-lo a reconsiderar a sua próxima compra de uma garrafa de água: minúsculas partículas de plástico, ou nanopartículas, estão presentes na nossa água engarrafada. Estas partículas são tão minúsculas que são praticamente inimagináveis.
O professor assistente Edison Ang, da Universidade Tecnológica de Nanyang, visto à esquerda, exibe amostras de resíduos de frutas e carbeto de molibdênio. Um de seus colegas demonstra um sistema de destilação solar contendo uma folha preta feita com o material mencionado acima. Crédito: Universidade Tecnológica de Nanyang.Os destiladores solares oferecem um método engenhoso...
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