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Thermic Bottles
Material description
A box containing 8 heat-conducting cylinders, forming 4 pairs.
1st pair with water at 37°.
2nd pair with water at 47°.
3rd pair with water at 27°.
4th pair with water at 17°.
Thermic Bottles
Direct aims
Refining the thermic sense
Indirect aims
Developing willpower and concentration
Exploring the environment
Building the intelligence.