搜索优化
English
搜索
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
房地产
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
2 天
on MSN
Solving a 40-year mystery, scientists ID chemical found in millions of Americans’ tap water
For more than four decades, scientists have noticed a mysterious chemical in the treated drinking water of millions of people ...
15 小时
‘Mystery’ chemical found in millions of Americans’ tap water could be toxic: ‘Good ...
"A major goal of our work is to identify these chemicals and the reaction pathways through which they form," said Julian ...
Dagens.com (CA) on MSN
12 小时
Researchers Discover Unknown Compound in Chlorinated Drinking Water
Clean drinking water is essential for human survival. While disinfecting water has saved countless lives by preventing ...
1 天
on MSN
What to know about a newly defined chemical byproduct found in drinking water
Some water systems decided to use chloramine -- a chemical compound formed by mixing chlorine and ammonia -- as a ...
2 天
on MSN
Mysterious chemical byproduct in U.S. tap water finally identified
Scientists have identified the byproduct of a chemical used to disinfect tap water and prevent waterborne illnesses.
2 天
on MSN
Newly identified chemical in drinking water is likely in many homes and could be toxic ...
A newly identified chemical byproduct may be present in drinking water in about a third of U.S. homes, a study found.
21 小时
on MSN
Possibly toxic chemical may be widespread in drinking water, study finds. Should you filter ...
A previously unidentified chemical has been discovered in the tap water of about one-third of U.S. homes, a new study has ...
1 天
on MSN
Mystery Chemical in US Drinking Water Could Be Risk to Hundreds of Millions
A newly identified compound in tap water that had eluded scientists for decades prompts safety concerns for a third of ...
18 小时
on MSN
Scientists identify previously unknown byproduct in some drinking water that they say could ...
Scientists have discovered a chemical byproduct in treated drinking water that for years, they couldn’t isolate. More ...
1 天
on MSN
What to know about the newly identified chemical found in certain U.S. drinking water
Researchers have identified a chemical in certain tap water across the United States as chloronitramide anion. Here's what to ...
2 天
‘Unidentified product’ in tap water identified after 40 years
That byproduct has at last been identified, 40 years after it was first observed, but whether it’s dangerous remains an open ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果
反馈