Normal light mercury-vapor lamps
- Publisher
- Elsevier Science
- Year
- 1912
- Tongue
- English
- Weight
- 126 KB
- Volume
- 173
- Category
- Article
- ISSN
- 0016-0032
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## I26 CURRENT TOPICS. [J. F. I. world. Fresh air simply pours into it in extravagant volumes. In a moderately full house there are no less than 13,ooo cubic feet of air supplied per head per hour. Yet it produces, without any possible doubt, the effects which we are accustomed to think of as as
the viscosity of the oil used, enough pressure can be applied to break it up into fine vapor through ten-thousandth-inch holes. C.
H. Hunt, of St. Etienne, France, forwards an interesting report on some recent notable developments in the production and industrial uses of casein. Casein, the principal albuminoid matter of milk, is now obtained by electrolysis, according to the following recently invented process: In the middle o