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      <title>Sustentabilidade na reciclagem de isopor by Lorrana Nunes</title>
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         <author>lorranaolnunes</author>
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         <author>lorranaolnunes</author>
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         <title>Isopor na reforma de rodapés</title>
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         <pubDate>2024-03-02 23:31:23 UTC</pubDate>
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         <author>lorranaolnunes</author>
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         <pubDate>2024-03-02 23:32:05 UTC</pubDate>
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         <title>Analisar o efeito solvente do Limoneno (D-limoneno) presente na casca da laranja, para dissolver o componente químico poliestireno que compõe plásticos como o isopor, considerado um Poliestireno Expandido (PSE).</title>
         <author>lorranaolnunes</author>
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         <pubDate>2024-03-02 23:34:13 UTC</pubDate>
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         <author>katyrelima</author>
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         <description><![CDATA[<p>"Estima-se que anualmente sejam reciclados no Brasil em torno de 30 a 35 mil toneladas de poliestireno expandido, quantidade que inclusive se iguala aos índices dos principais países europeus."</p>]]></description>
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         <pubDate>2024-03-03 02:19:35 UTC</pubDate>
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         <author>katyrelima</author>
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         <pubDate>2024-03-03 02:23:14 UTC</pubDate>
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         <title></title>
         <author>lorranaolnunes</author>
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         <pubDate>2024-03-03 17:01:50 UTC</pubDate>
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         <title></title>
         <author>lorranaolnunes</author>
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         <pubDate>2024-03-03 17:02:47 UTC</pubDate>
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         <title>1 laranja com casca, 1 placa de isopor, 1 copo de vidro, 2 marcadores, 1 régua e 1 faca.</title>
         <author>lorranaolnunes</author>
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         <pubDate>2024-03-03 17:17:27 UTC</pubDate>
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         <title></title>
         <author>lorranaolnunes</author>
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         <description><![CDATA[<p><strong>Etapa 1:</strong> separe os materiais;</p><p><br/></p><p><strong>Etapa 2:</strong> com o auxílio de uma régua e dois marcadores nas cores preta e vermelha, divida a placa de isopor em duas partes e um lado escreva ''suco'' e no outro, ''casca''. Em seguida, retire a casca e o suco de uma laranja e reserve;</p><p><br/></p><p><strong>Etapa 3: </strong> despeje o suco da laranja no lado da placa de isopor em que está escrito ''suco'' e esprema o sumo da casca no lado escrito ''casca'' e aguarde cerca de 3 minutos. Decorrido esse tempo, é possível observar a reação química do Limoneno (D-limoneno) presente em maior proporção no sumo da ''casca'' da laranja dissolver parte da placa de isopor.</p>]]></description>
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         <pubDate>2024-03-03 18:14:09 UTC</pubDate>
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         <title></title>
         <author>lorranaolnunes</author>
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         <pubDate>2024-03-03 18:20:01 UTC</pubDate>
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         <title></title>
         <author>lorranaolnunes</author>
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         <description><![CDATA[<p>Quando o Limoneno (D-limoneno) entra em contato com a placa de isopor, ele penetra na formação porosa do poliestireno. O poliestireno é um material com pequenas estruturas cheias de ar que dão ao isopor suas propriedades leves e isolantes e o limoneno faz com que as ligações entre as moléculas de poliestireno se desfaçam.</p><p><br/></p><p>O resultado desse experimento é que o isopor é efetivamente dissolvido pelo Limoneno (D-limoneno), deixando para trás uma substância pegajosa e viscosa que é uma mistura do Limoneno (D-limoneno) com o poliestireno dissolvido, tornando possível a  reciclagem apropriada do isopor.</p><p><br/></p><p><br/></p>]]></description>
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         <pubDate>2024-03-03 18:29:21 UTC</pubDate>
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         <title></title>
         <author>lorranaolnunes</author>
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         <pubDate>2024-03-03 20:01:49 UTC</pubDate>
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         <title>EPS é a sigla internacional do Poliestireno Expandido (PSE). Foi descoberto na Alemanha em 1949 pelos químicos Fritz Stasny e Karl Buchholz. No Brasil, é conhecido como Isopor®, marca registrada da empresa francesa, Knauf Industries.</title>
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         <pubDate>2024-03-03 20:07:46 UTC</pubDate>
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         <title></title>
         <author>lorranaolnunes</author>
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         <description><![CDATA[<p><strong><mark>Limoneno</mark></strong> <strong>(D-limoneno)</strong></p><p><br></p><p><strong>Fontes naturais:</strong> óleos essenciais extraídos de cajepute, cidra, <em>grapefruit</em>, laranja, limão, menta, pinheiro, tangerina, verbena, entre outros.</p><p><br></p><p><strong>Aplicações:</strong> alimentos (aromatizantes); medicamentos (possível efeito antitumoral); perfumes (notas cítrica e fresca); química fina (precursor de compostos químicos como, a carvona (abundante nos óleos de hortelã e de sementes de cominho e endro); solventes, dentre outros.</p>]]></description>
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         <pubDate>2024-03-03 21:34:37 UTC</pubDate>
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         <title>Acompanhe passo a passo das etapas do experimento no vídeo</title>
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         <pubDate>2024-03-04 00:35:41 UTC</pubDate>
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         <title>Reciclagem do isopor no Maranhão</title>
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         <pubDate>2024-03-04 19:26:58 UTC</pubDate>
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         <title>Listas de Ecopontos do Maranhão</title>
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         <title>Lista da Superintendência de resíduos do Maranhão</title>
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         <title>Lista de um Ecoponto de Imperatriz - MA</title>
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