新设计：饮料瓶里的有害物质BPA终于能被去掉了！
<p><span word="Scientists">Scientists</span> <span word="and">and</span> <span word="NGOs">NGOs</span> <span word="have">have</span> <span word="been">been</span> <span word="raising">raising</span> <span word="concerns">concerns</span> <span word="since">since</span> <span word="the">the</span> 1980<span word="s">s</span> <span word="over">over</span> <span word="the">the</span> <span word="presence">presence</span> <span word="of">of</span> <span word="bisphenol">bisphenol</span> <span word="A">A</span> (<span word="BPA">BPA</span>) <span word="in">in</span> <span word="food">food</span> <span word="and">and</span> <span word="drink">drink</span> <span word="containers">containers</span>.</p><p>自20世纪80年代起，食品和饮料容器中的双酚<span word="A">A</span>（<span word="BPA">BPA</span>）就引起了科学家和非政府组织的关注。</p><p><span word="The">The</span> <span word="industrial">industrial</span> <span word="chemical">chemical</span>, <span word="used">used</span> <span word="to">to</span> <span word="make">make</span> <span word="polycarbonate">polycarbonate</span> <span word="plastic">plastic</span> <span word="bottles">bottles</span> <span word="and">and</span> <span word="food">food</span> <span word="storage">storage</span> <span word="containers">containers</span>, <span word="along">along</span> <span word="with">with</span> <span word="the">the</span> <span word="epoxy">epoxy</span> <span word="resin">resin</span> <span word="linings">linings</span> <span word="in">in</span> <span word="canned">canned</span> <span word="goods">goods</span>, <span word="has">has</span> <span word="been">been</span> <span word="associated">associated</span> <span word="with">with</span> <span word="endocrine">endocrine</span> <span word="disorders">disorders</span>.</p><p>这种用于制造聚碳酸酯塑料瓶和食品储存容器的工业化学品，以及罐头食品中的环氧树脂衬里与内分泌疾病有关。</p><p><span word="Regulators">Regulators</span> <span word="have">have</span> <span word="responded">responded</span> <span word="over">over</span> <span word="the">the</span> <span word="past">past</span> <span word="decade">decade</span>: <span word="The">The</span> <span word="FDA">FDA</span> <span word="banned">banned</span> <span word="the">the</span> <span word="compound">compound</span> <span word="from">from</span> <span word="baby">baby</span> <span word="bottles">bottles</span> <span word="and">and</span> <span word="children">children</span>’<span word="s">s</span> <span word="drinking">drinking</span> <span word="cups">cups</span> <span word="in">in</span> 2017, <span word="and">and</span> <span word="by">by</span> 2018, 90% <span word="of">of</span> <span word="steel">steel</span> <span word="food">food</span> <span word="cans">cans</span> <span word="were">were</span> <span word="being">being</span> <span word="manufactured">manufactured</span> <span word="without">without</span> <span word="it">it</span>.</p><p>在过去的10年里监管机构已经做出了回应：2017年<span word="FDA">FDA</span>（美国食品药物管理局）禁止在婴儿奶瓶和儿童水杯中添加这种化合物，而且到2018年90%的钢制食品罐头都不含这种成分。</p><p><span word="But">But</span> <span word="the">the</span> <span word="beverage">beverage</span> <span word="industry">industry</span> <span word="has">has</span> <span word="struggled">struggled</span> <span word="to">to</span> <span word="get">get</span> <span word="the">the</span> <span word="chemical">chemical</span> <span word="out">out</span> <span word="of">of</span> <span word="aluminum">aluminum</span> <span word="cans">cans</span>, <span word="stymied">stymied</span> <span word="by">by</span> <span word="the">the</span> <span word="difficulty">difficulty</span> <span word="of">of</span> <span word="finding">finding</span> <span word="an">an</span> <span word="alternative">alternative</span> <span word="coating">coating</span> <span word="that">that</span> <span word="stops">stops</span> <span word="the">the</span> <span word="corrosion">corrosion</span> <span word="of">of</span> <span word="both">both</span> <span word="steel">steel</span> <span word="and">and</span> <span word="aluminum">aluminum</span> <span word="effectively">effectively</span>. (<span word="Due">Due</span> <span word="to">to</span> <span word="manufacturing">manufacturing</span> <span word="requirements">requirements</span>, <span word="the">the</span> <span word="can">can</span> <span word="industry">industry</span> <span word="needs">needs</span> <span word="a">a</span> <span word="compound">compound</span> <span word="that">that</span> <span word="works">works</span> <span word="for">for</span> <span word="both">both</span>.)</p><p>但饮料行业一直难以去除铝罐中的这种化学物质，因为很难找到一种能同时有效地阻止钢和铝腐蚀的替代涂层。（由于生产需求，罐头行业需要一种对两者都适用的化合物。)</p>
页:
[1]