Чуть не взорвался примус ПТ-1. К чему привели мои эксперименты?
Another experiment with the PT-1 stove nearly ended in an explosion. Fortunately, the explosion (safety) valve worked.
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The Professor Who Taught People How To Think (1962)
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Well Insulated Gas Forge 🔥
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Old Rusty Fan [Restoration]: Emerson 29646
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waste oil heating stove mini 3 in 1 ! Millions of people do not know this knowledge
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