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TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...

“Soothing, quieting and delightful beyond measure.” That was Queen Victoria’s description of chloroform, the anesthetic administered by her physician John Snow to ease labour pains as she gave birth ...

Researchers have designed a new kind of sensor that can detect minute traces 1 of chloroform in various biological and environmental samples. The sensor was made from a polymer nanocomposite ...