1. Suggested title for posting:

-- With 50,000 topics already, your question may be closely related to an existing thread, so please try your title in the search engine to look for a related thread -- sorry, but if your posting is highly repetitive and the editor must search for the related thread and attach it, it can mean a long delay in posting.

2. What is your question(s) and Y-O-U-R particular situation?
In response to continual requests from our our helpful readers, WE DON'T POST ABSTRACT QUESTIONS!
If you have photos, e-mail them to

3. My First Name:
4. My Last Name:
5. City, State, & Nation/Country:

We receive a thousand spams & hacking attempts per day, so postings lacking FULL NAMES & city are filtered to the spam box unseen.
Camaraderie & mutual assistance are incompatible with anonymity; postings with fictitious info are discarded. Sorry!

5. E-mail address:
If you use a 'suspect mail auto-responder', please whitelist

7. This posting is:
an RFQ (you want to find a supplier).
an INDUSTRIAL question (you're an engineer, specifier, industrial user, employee, purchasing agent, regulator, etc.).
a RESEARCH question (you're a university student, post doc, or employed in research)
an AMATEUR or non-industrial question (you're a hobbyist, artist, car buff,collector, handyman, etc.)
a STUDENT question (you're in K through 12; please include your grade so answers offered can be appropriate.

8. (Optional) My involvement:
(Hobbyist, restorer, plating shop employee, student, buyer, product designer, regulator, etc.)

9. (Optional) Additional info about me:
(This isn't posted, but is available to the advertisers who offer that service; it can be important towards getting responses to an RFQ because many companies can't respond to an essentially anonymous inquiry).

I consent for this inquiry to be published at, with my name, city/state/country and other info I have provided. (We usually delete last names of minors).

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