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After another tedious weekly teleconference our group adjourned and stood up from the table in the conference room. I was furthest from the door but my normally rapid pace put me in the lead to exit. All at oncemid-stride, just as my rearward foot began to...
In the course of my forays into chemical sourcing or searching for data, I have begun to notice something about product entries in the online Sigma-Aldrich catalog. I’m finding that since the acquisition of Sigma Aldrich by Merck KGaA, MilliporeSigma...
A recent paper (free) inGeophysical Research Letters reports the discovery of long anticipated ionospheric disturbances caused by the passing of the moon’s shadow over the earth during an eclipse. The paper, submitted by the MIT’s Haystack Observatory,...

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One of the things you have to consider when scaling up a chemical process is the composition of the wetted or exposedsurfaces in the reaction vessel, associated feed piping, gaskets,and overhead vapor spaces. Common materials of construction subject to wetting...
Many readers know that research assistant Sheri Sangji died from burns sustained in a laboratory fire in the lab of UCLA professor Patrick Harran. Harran and university Regents are up on felony charges for their part in the incident. I understand that the charges...
A few photos found at the Library of Congress are shown below. Frankly I’m not sure about the copyright, so I’m asserting the right to reproduce hereunder the fairness doctine.The New Idria mine in California was a productive mine and smelting operation.Note...

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Brief thoughts on a Saturday:This posting by @belehaa about the relative importance of family time in graduate school is quite good. It reminds me of this (rather morbid, but still gripping) mortality clock titled "See Your Parents."[I am probably not the first...
Th'Gaussling is undergoing chemotherapy and is having some fun with his PET scans. Click here to see his longer explanation of 18F-glucose and PET scans. ...
Th'Gaussling writes a really great summary of ways that you can get less expensive prices from chemical manufacturers if you decide to scale up your chemistry -- it is really worth your time:To the greatest extent possible the raw materials for your product...