Chinese company had identified the additive as glycerin , a safe sweetener and thickener . but it was really diethylene glycol , a low - cost substitute commonly used in automobile antifreeze 一家中国公司已经鉴定添加物为丙三醇，是一种无害的使产品变甜变稠的配料。但实际上是二甘醇，是一种经常用在机动车防冻剂里的低成本替代品。
Chinese company had identified the additive as glycerin , a safe sweetener and thickener . but it was really diethylene glycol , a low - cost substitute commonly used in automobile antifreeze 一家中国公司已经鉴定添加物为丙三醇，是一种安全的使产品变甜变稠的配料。但实际上是二甘醇，是一种经常用在机动车防冻剂里的低成本替代品。
A chinese company had identified the additive as glycerin , a safe sweetener and thickener . but it was really diethylene glycol , a low - cost substitute commonly used in automobile antifreeze 一家中国公司已经鉴定添加物为丙三醇，是一种无害的使产品变甜变稠的配料。但实际上是二甘醇，是一种经常用在机动车防冻剂里的低成本替代品。
