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感觉面包虫很恶心？近日有科学家发现，面包虫在吃掉保利龙后，保利龙内所添加的六溴环十二烷（有毒物质）并不会残留在肠道，而是随粪便排出。

史丹佛大学进行试验后，确认面包虫吃了保利龙的24小时内，会排出逾90%的六溴环十二烷，48小时后全数清空。科学家推测，面包虫将六溴环十二烷和吃下的保利龙碎片都浓缩起来并排出。

然而，由于六溴环十二烷全部排出，粪便中确实查有六溴环十二烷，因此这代表粪便有毒，不能随意处置。

科学家强调，虽然面包虫可以处理保利龙问题，不过仍需研发新的可生物降解或更易回收的保利龙替代品，方能永续发展。

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