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Articles by Charles Lewton-Brain
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[180] Chemical Inventory and Profiles
If you know what the chemicals are that you use and what their dangers are you will be less likely to hurt yourself with them. In your "Right to Know" binder your should have a list of the chemicals in your workshop (a chemical inventory), MSDS sheets and chemical profile sheets which tell you important information about the chemical. A chemical profile sheet is theoretically easier to read than a standard MSDS sheet. There are several places on the internet where chemical profiles are available.... (1999)
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Show me more articles from: [The Jewelry Workshop Safety Report]|[Charles Lewton-Brain]
Releated Categories:[Workshop Safety]|[Critical Notes]
ISBN: 0969851049

 

[71] Cleaning Metal Surfaces
For all metal coloring and electroplating a clean metal surface is essential. The cleaning process must remove mineral oils, organic oils and greases as well as traces of chemicals on the surface. It must remove oxidation which might interfere with the metal coloration or plating adhesion and it should possible activate or roughen the metal surface to better receive the treatment.... (2002)
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Show me more articles from: [Brain Press Publications]|[Charles Lewton-Brain]
Releated Categories:[Surface Manipulation]|[Plating & Electroforming]

 

[167] Collecting Rhinestone and Colored Stone Jewelry
This book by Maryanne Dolan is in its third edition and is clearly a required text for those interested in buying, selling and evaluating rhinestone jewelry. The Rhinestone Jewelry market has grown over the past few years as anyone who goes into antique shops knows. What you might not be aware of is that many of those.... (1996)
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Show me more articles from: [Brain Press Publications]|[Charles Lewton-Brain]
Releated Categories:[Book reviews]

 

[190] Compositional Hints for Working Jewellers
It is sometimes useful to have criticism of one's work in order to develop it. While studying as an apprentice or an art school student if one is lucky one learns the most from such criticism, preferably put in a positive manner. However when one is on one's own after this experience or has been self taught there is usually no honest criticism of one's work available. One therefore most of the time has to rely on one's own judgement. It is difficult however to objectively deal with one's own work. This short paper will attempt to offer ways of developing an objective attitude to one's work.... (1990)
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Show me more articles from: [Brain Press Publications]|[Charles Lewton-Brain]
Releated Categories:[Jewelry Design]

 

[159] Confidential Disclosure Form
This form may be used if you have an idea for a product and wish to approach a manufacturer. It is a very good protection against a company stealing your idea. I met a sled designer at a party in Montreal once, we discussed this subject, he had paid thousands in legal fees to have this form designed. He sent me a copy and gave me persmission to share the form.... (1997)
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Show me more articles from: [Brain Press Publications]|[Charles Lewton-Brain]
Releated Categories:[Business & Marketing]

 

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