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Subject: Re: [DCHAS-L] Filling balloons with hydrogen gas

Date: Jul 16, 2023 17:23 UTC

Author: lhlatimer**At_Symbol_Here**MINDSPRING.COM

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Subject: [DCHAS-L] C&EN: Chemist who survived thallium poisoning speaks out

Date: Jul 17, 2023 10:20 UTC

Author: Ralph Stuart <ralph**At_Symbol_Here**RSTUARTCIH.ORG>

From: Ralph Stuart <ralph**At_Symbol_Here**RSTUARTCIH.ORG>

Subject: [DCHAS-L] Can organic chemists cut waste by switching to water?

Date: Jul 17, 2023 10:17 UTC

Reply-To: ACS Division of Chemical Health and Safety <DCHAS-L**At_Symbol_Here**Princeton.EDU>

Message-ID: <FF641FAB-E586-4F33-AB34-F8E1E097206B**At_Symbol_Here**rstuartcih.org>

In-Reply-To:  

Demystify: 

Can organic chemists cut waste by switching to water?

Organic-solvent waste is a threat to the environment. To dilute the danger, chemists are taking the plunge into a new medium

https://cen.acs.org/environment/green-chemistry/organic-chemists-cut-waste-switching-water/101/i23

IN BRIEF

Making molecules makes a lot of organic-solvent waste, which can harm people’s health and the environment. One solution might be switching to a more benign solvent: water. But how can chemists coax greasy organic compounds to go into polar water? Mimicking nature by using enzymes is one solution. Chemists have also developed a number of tricks to make organic compounds and water mix. Doing organic chemistry in water works for organic molecules that have some aqueous solubility. On-water reactions happen at the interface between water and an organic compound. And with-water reactions rely on additives such as surfactants to entice organic molecules and water to mingle.

more at URL above

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