Japan scientists say pot plants may one day absorb toxic gas

As well as brightening your room, pot plants may one day help to prevent headaches in "sick" houses by absorbing toxic gas, according to Japanese scientists.

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<p><a href="http://www.physorg.com/news145603651.html">Japan scientists say pot plants may one day absorb toxic gas</a></p> <p>As well as brightening your room, pot plants may one day help to prevent headaches in "sick" houses by absorbing toxic gas, according to Japanese scientists. </p>