1688. Table of Freezing Mixtures with Snow

1688. Table of Freezing Mixtures with Snow.

Mixtures.

  

Fahrenheit Thermometer Sinks from

Degrees of Cold

Produced

Snow

3 parts.

}32° to - 23o

55°

Diluted Sulphuric Acid,

2 "

Snow

8 "

} 32° to - 27o

....59o

Muriatic Acid

5 "

Snow

7 "

}32o to - 30o

.....62°

Dilute Nitric Acid

4 "

Snow

4 "

}32° to - 40o

72°

Muriate of Lime

5 "

Snow

2 "

} 32° to - 50°

82°

Crys'd Muriate of Lime,

3 "

Snow

3 "

} 32° to - 51°

83°

Potash

4 "

1689. Freezing Mixtures with Pounded Ice or Snow

1689. Freezing Mixtures with Pounded Ice or Snow. The following mixtures reduce the temperature down to a certain degree of cold, irrespective of the temperature of the materials at mixing.

Mixtures.

    

Fahr. Thermometer Sinks.

Snow,or Pounded Ice

......2

parts.

} to

—5'

Muriate of Soda

......1

"

Snow,or Pounded Ice

......5

"

}

  

Muriate of Soda

......2

"

—12'

Muriate of Ammonia

......1

"

  

Snow,or Pounded Ice

......24

"

}to

  

Muriate of Soda

......10

"

—18°

Muriate of Ammonia

......6

"

Nitrate of Potash

......5

"

  

Snow,or Pounded Ice

......12

"

} to

- 25o

Muriate of Soda

......5

"

Nitrate of Ammonia

......5

    

Snow, or Pounded Ice

......2

"

} to

-4°

Common Table Salt, or Rock

Salt.. 1

"