a specially impregnated, activated charcoal. This is the second mask to be approved by the bureau for use in ammonia gases. It is manufactured by the Mine Safety Appliances Company. Details are given in a report being issued as a serial of the bureau. ## MEASUREMENTS OF TEMPERATURES IN OPEN-HEART
โฆ LIBER โฆ
Temperature measurements in bessemer and open-hearth practice
โ Scribed by George K. Burgess
- Publisher
- Elsevier Science
- Year
- 1917
- Tongue
- English
- Weight
- 165 KB
- Volume
- 183
- Category
- Article
- ISSN
- 0016-0032
No coin nor oath required. For personal study only.
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