除了发现产品含有少量有毒的抗冻剂成分二甘醇外,FDA的药物分析部门还在测试样本中发现亚硝胺类等致癌物质。
Besides finding traces of the toxic antifreeze component diethylene glycol, the FDA's Division of Pharmaceutical Analysis also discovered carcinogens such as nitrosamines in the samples it tested.
为了增加覆盖率,除了陆上电话局抽取的样本外,调查者还随意拨打了一些手机号,并把两种样本结合起来统计。
To increase coverage, this land-line sample was supplemented by respondents reached through random dialing of cellphone numbers. The two samples were then combined.
科学家从来自6个大陆101个城市的189个家庭的洗碗机中提取的样本中,发现了一种黑色酵母菌,叫做外瓶霉以及一种与其同属的真菌
A black yeast called Exophiala dermatitidis was found with a cousin fungus, E. phaeomuriformis, in samples taken from dishwashers in 189 homes in 101 cities in six continents.
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