Stones that are Dangerous in Sauna

• sauna
• stones
• survival
• surviving
• bath
• bath-house
• hothouse
• health
• sokolov
• georgiy sokolov
• crack

Some stones are dagreous when put in sauna

 

Stones with cracks or heterogeneous stones might burst when hot

 

Stones with funny colors and patterns degrade on heat

 

Some stones might poison you.

 

Take dark, monolith, round stones for sauna.

 

 

Source:

 

field-sauna-howto_

 

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