Recent work at the National Bureau of Standards has revealed the effects of acid pretreatment of porcelain enamels upon their acid and abrasion resistance. Studies were made to compare the relative effects of hydrochloric, acetic, butyric, and citric acids on a numberof enamels. These studies indica
โฆ LIBER โฆ
New laboratory burner
โ Scribed by C.
- Publisher
- Elsevier Science
- Year
- 1877
- Tongue
- English
- Weight
- 57 KB
- Volume
- 104
- Category
- Article
- ISSN
- 0016-0032
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