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      <title>[아람초] 일상생활에서 이용되는 기체 by hangamja</title>
      <link>https://padlet.com/hangamja/gip3a48wp5zf</link>
      <description>인천아람초등학교 4학년 3반</description>
      <language>en-us</language>
      <pubDate>2018-09-14 02:51:28 UTC</pubDate>
      <lastBuildDate>2026-04-06 01:26:26 UTC</lastBuildDate>
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         <title>이산화탄소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879496</link>
         <description><![CDATA[<ol><li><p>이산화탄소의 성질</p><p>-이산화탄소는 무색, 무취의 무거운 기체</p></li><li><p>이산화탄소가 이용되는 사례</p><p>-소화기, 드라이아이스, 탄산음료, 보냉</p></li></ol>]]></description>
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         <pubDate>2025-11-04 04:16:54 UTC</pubDate>
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      <item>
         <title>산소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879532</link>
         <description><![CDATA[<p>1. 산소의성질</p><ul><li><p>공기보다 1.1배 무겁다.</p></li><li><p>녹는점 218.80'C</p></li></ul><ol start="2"><li><p>산소가 이용돼는 사례</p><ul><li><p>로켓연료(산화제)</p></li><li><p>살균제(과산화수소)</p></li><li><p>산소통</p></li></ul></li></ol>]]></description>
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         <pubDate>2025-11-04 04:16:56 UTC</pubDate>
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      <item>
         <title>이산화탄소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879574</link>
         <description><![CDATA[<p>1.이산화탄소의 성질</p><ul><li><p>공기보다 아래로 가라앉는다.</p></li></ul><p>2.이산화탄소가 이용되는 사례</p><ul><li><p>탄산음료,이산화탄소 소화기</p><p><br/></p></li></ul>]]></description>
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         <pubDate>2025-11-04 04:16:58 UTC</pubDate>
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         <title>수소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879592</link>
         <description><![CDATA[<p>1.수소의 성질:</p><p>-물 안에 들어있었어 양이 매우 많음.</p><p>-헬륨보다 가벼움.</p><p>-폭발성이 강함.</p><p>2.수소의 이용 사례:</p><p>-수소 자동차.</p><p>-수소 연료전지.</p>]]></description>
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         <pubDate>2025-11-04 04:16:59 UTC</pubDate>
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      <item>
         <title>이산화탄소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879612</link>
         <description><![CDATA[<ol><li><p>이산화탄소의 성질</p><p>-공기보다 무겁고 탄산을 만들고 불을 끄는데 필요하다.</p></li><li><p>이산화탄소가 이용되는 예</p><p>-소화기,탄산음료</p></li></ol>]]></description>
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         <pubDate>2025-11-04 04:17:00 UTC</pubDate>
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      <item>
         <title>수소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879629</link>
         <description><![CDATA[<p>1.수소의 성질</p><ul><li><p>환경오염 물질이 나오지 않는다.</p></li></ul><p>2.수소가 이용되는 사례</p><ul><li><p> 수소자동차,수소연로전지</p></li></ul>]]></description>
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         <pubDate>2025-11-04 04:17:01 UTC</pubDate>
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      <item>
         <title>질소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879697</link>
         <description><![CDATA[<p>질소의 성질</p><p>- 식품을 보존하고, 신선하게 유지한다.</p><p>질소가 이용되는 사례</p><p>- 과자 봉지</p>]]></description>
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         <pubDate>2025-11-04 04:17:04 UTC</pubDate>
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      <item>
         <title>산소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879730</link>
         <description><![CDATA[<p>1.산소의 성질</p><ul><li><p>생물이 숨쉬는에 필요하고 잠수장비나 산업용불꽃등에 필요하다.</p></li></ul><p>2.산소가 이용되는 사례</p><ul><li><p>산소통이나 풍서 에어메트등의 이용된다.</p></li></ul><p><br/></p>]]></description>
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         <pubDate>2025-11-04 04:17:06 UTC</pubDate>
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      <item>
         <title>헬륨</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879799</link>
         <description><![CDATA[<ol><li><p>헬륨의 성질</p><ul><li><p>헬륨은 가볍습니다.</p></li><li><p>헬륨은 색,냄새,맛이 없습니다.</p></li></ul></li><li><p>헬륨이 이용되는 사례</p><p>-풍선,비행</p></li></ol>]]></description>
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         <pubDate>2025-11-04 04:17:09 UTC</pubDate>
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      <item>
         <title>이산화 탄소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664879886</link>
         <description><![CDATA[<ol><li><p>이산화탄소의 성질</p><ul><li><p>이산화탄소는 불을 끄는성질이있다</p></li></ul></li><li><p>이산화탄소가 이용되는 사례</p><ul><li><p>탄산음료,소화기</p></li></ul><p><br/></p></li></ol>]]></description>
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         <pubDate>2025-11-04 04:17:13 UTC</pubDate>
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      <item>
         <title>산소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664883617</link>
         <description><![CDATA[<p>산소의성질</p><p>- 산소는무색,무취,무미로공기보다 1.1배 더 무겁다</p><p>산소가 이용되는 사례</p><p>- 산소통, 공압산소치료장치</p>]]></description>
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         <pubDate>2025-11-04 04:19:59 UTC</pubDate>
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      <item>
         <title>이산화탄소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664883806</link>
         <description><![CDATA[<p>이산화탄소의 성질</p><ul><li><p>해양 생태계에게 부정적 영향을 줍니다</p><p>이산화탄소가 이용되는 사례</p></li><li><p>탄산음료,드라이아이스,소화기</p></li></ul>]]></description>
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         <pubDate>2025-11-04 04:20:10 UTC</pubDate>
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      <item>
         <title>산소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664886717</link>
         <description><![CDATA[<p>1.산소의성질</p><p>산소는무색,무취,무미기체로공기보다1.1배더 무겁다.</p><p>2.산소이용사례</p><p>산소통고압산소치료장치</p><p><br/></p><p>무색,아무빚깔이없음</p><p>무취,냄새가없음</p><p>무미,아무맞이없다.</p><p><br/></p>]]></description>
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         <pubDate>2025-11-04 04:22:20 UTC</pubDate>
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         <title></title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664887918</link>
         <description><![CDATA[<p>1.수소의 성질</p><ul><li><p>환경오염 물질이 나오지 않는다</p></li></ul><p>2.수소가 이용되는 사례</p><ul><li><p>차,지하철 에너지로 이용된</p></li></ul>]]></description>
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         <pubDate>2025-11-04 04:23:11 UTC</pubDate>
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      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664888238</link>
         <description><![CDATA[<p>1 헬륨의 성질</p><p>-공기보다 위로 뜬다.</p><p>2 헬륨이 이용되는 사례</p><p>-풍선,비행선,의료 용</p>]]></description>
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         <pubDate>2025-11-04 04:23:22 UTC</pubDate>
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      <item>
         <title>수소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664890782</link>
         <description><![CDATA[<p><br/></p><p>수소</p><p>탱크에 수소를 전기발생장치로 보낸다.</p>]]></description>
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         <pubDate>2025-11-04 04:25:05 UTC</pubDate>
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      <item>
         <title>핼륨가스</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664890933</link>
         <description><![CDATA[<p>핼륨가스에 성질</p><p>-공기보다 가볍다</p><p>일상생활에서 핼륨가스가 사용되는 예시</p><p>-풍선에 넣는다,누출검사에 사용된다</p>]]></description>
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         <pubDate>2025-11-04 04:25:11 UTC</pubDate>
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      <item>
         <title>질소</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664891172</link>
         <description><![CDATA[<p><br/></p><p>질소의성질</p><ul><li><p>식품을 보존하고 신선하게 유지된다.</p></li></ul><p>질소가 이용되는 사례</p><ul><li><p>과자봉지속 질소,에어백</p></li></ul><p><br/></p><p><br/></p>]]></description>
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         <pubDate>2025-11-04 04:25:22 UTC</pubDate>
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      <item>
         <title>헬륨</title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664892001</link>
         <description><![CDATA[<p><br/></p><p>1.헬륨의 성질</p><ul><li><p>헬륨은 공기보다 7배 더 가볍고 수소보다 폭팔성이 적다.</p></li></ul><p>2.헬륨이 이용되는 사례</p><ul><li><p>풍선,열기구,비행기</p></li></ul><p><br/></p><p>0이 게시물에 댓글 0개 있음</p><p><br/></p><p><strong>15</strong></p><p>19</p><p><br></p>]]></description>
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         <pubDate>2025-11-04 04:25:55 UTC</pubDate>
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      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/hangamja/gip3a48wp5zf/wish/3664892198</link>
         <description><![CDATA[<p>1.이산화탄소의 성질</p><p>공기보다 아래로 가라앉는다.</p><p>2.이산화탄소의 이용 사례</p><p>이산화탄소 소화기</p>]]></description>
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         <pubDate>2025-11-04 04:26:03 UTC</pubDate>
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