The Consumer product safety Commission, which regulates household cleaners, has no limit for 1, 4-dioxane and evaluates the safety of products on a case-by-case basis, spokesman Scott Wolfson said.

管理家用清洁剂消费者产品安全的委员会并没有任何限制1,4 -二恶烷六环的含量，并没有在个案的基础上评估产品安全，发言人斯科特·沃尔夫森说。

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But Scott Wolfson of the Consumer Product Safety Commission says the problems have persisted.

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Scott Wolfson says that's true of nearly all toy recalls announced this year by the Consumer Products Safety Commission.

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The commission asked the makers of Buckyballs and Buckycubes to stop selling their products, but they refused, according Scott Wolfson, a spokesman for the federal agency.

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