Charles Kettering IV and Elise Morrison
Folks, I try to take my students to dinner 3 or 4 at a time, two times a week or so. This term it will be a challenge to......
Dr. Ron Lasky's Blog
Hearing Aides RoHS Exempt?
Jan writes: Thanks for all your help. I re-read an email that a gentleman had sent to you on March 14th trying to get a better understanding of the...
Comments on Handheld XRF Analyzers for RoHS Compliance Screening
Folks, Several companies have developed hand held units to aid in screening for RoHS compliance Let me start off by saying that I think such a unit wo...
Dr. Ron's Class at Dartmouth is Largest of the Summer Courses
Folks, My class at Dartmouth, Materials: The Substance of Civilization has attracted almost 200 students or about 19% of the class of 2007. The 2007 s...
Dr. Ron and Rick Short Present at AMA Workshop on Blogs
Folks, This past Friday, I was asked to give a presentation on my blog by the American Marketing Association at their Boston Blog Workshop. My colleag...
Compact Fluorescent Lamp Exemptions
George writes: Dear Dr. Ron: The first exemption in the RoHS Annex is that of mercury in compact fluorescent lamps cannot exceed 5 mg per lamp. I woul...
Dr. Ron Interviews WEEE/RoHS Expert NeoVention's Kathy Hickey
Note from Dr. Ron: Kathy Hickey is a former graduate student of mine (Smith and Dartmouth graduate) who is a principal in NeoVention, a start up compa...
Electronic Meters Exempt from RoHS?
Dr. Ron, I have attended a couple of your conferences and respect your opinion very much. I recently received a letter from a company (let’s...
Materials: The Substance of Civilization
Folks, There is a recent review of my course, Materials: The Substance of Civilization, in “The Dartmouth Engineer.” This course fulfills...
What Does FR-4 Mean?
Gail writes: Dr. Ron, What does FR-4 mean? Gail Gail, FR means “Flame Retardant” and 4 means fiber glass epoxy. This term is used t...
High Lead Solders Exempt from RoHS
Eric writes: Dr. Ron, I have an application that uses a high melting point solder. The solder has more than 85% lead. Is it exempt from RoHS? Eri...
The Passing of Ron Daniels (1948-2005)
Folks, I was reminded of the Apostle James’s admonition: You life is but a vapor that soon passes James 4:14, upon hearing of the untimely pass...