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・ Unexpected actions and effects of volcanic ashes
( 1 ) Applications to industrial waste treatment
It's possible to decompose toxic substances which give bad influences on a living body at room temperature and low cost by mixing coal dusts issued from a thermal power plant with 'allophanes' ( a kind of clayish material ) extracted from volcanic ashes.
Such a fact was made sure by cooperative researches of Sinshu university with a private company in Nagano prefecture in Japan.
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