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... ained a smile was because she was inhaling laughing gas before she died?" Fang Rui asked.
Nitrous oxide has many uses. It can be used as an anesthetic or as a propellant for whipped cream. Although its production is regulated, it's not classified as a drug and is relatively easy to obtain. In recent years, there have been several cases in Jiangzhou City of disability and death caused by inhaling laughing gas, mainly among young people.
"Yes. Her brain had already undergone pathol ...
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