Director of Product & Environmental Technology, responsible for product design at Seventh Generation.

Burlington, VT
Joined October 2009
@SeventhGen's Martin @AskScienceman Wolf won an EPA award for efforts to remove phosphates from auto dish products. 7gen.us/martin-wolf
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Q: Does clean have a scent? A: http://7gen.us/clean-smell
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Q: Are there off-gassing or other dangers associated with glueless laminate flooring? A: http://7gen.us/gTw1Cz
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Q: What is the difference between reverse osmosis, 10 stage filtration and distilled water? A: http://7gen.us/eebapf
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Q: You say plastic shower curtains "raise indoor toxic air concentrations for a month!" After a month is it safe? A: http://7gen.us/hXzVnF
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Q: We're concerned with VOC's in paint, carpets, etc. Would it be helpful to get an air purifier in the house? A: http://7gen.us/gWO4Fg
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Q: I am a quilter and am always handling fabric, often un-washed. Are there VOC's in fabric? A: http://7gen.us/eOCy02
Q: Is it safer to replace old carpet with hardwood floors or carpeting that has lower VOC's? A: http://7gen.us/fVuIlT
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Q: Does hot tap water boil faster than cold? What's the environmental impact? A: http://7gen.us/ijzDYe
Q: How do I clean travertine without damaging the stone or using nasty chemicals? A: http://7gen.us/cKHE1z
Q: What's your idea of a complete eco-house starter kit? A: http://7gen.us/bRGlch
Q: Any suggestions for environmentally friendly drainage materials for outdoor planter boxes? A: http://7gen.us/ask-science-man
Q: Is it possible to clean plastic meat packaging in a standard washing machine? A: http://7gen.us/ask-science-man
Q: Most cleaning products push how they kill bacteria. Do the earth friendly cleaners do this? A: http://7gen.us/cOW1hg
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Q: What is in Fabric Softener that makes it so toxic to me? A: http://7gen.us/fabric-softener-ingredients
Q: Should I use biodegradable garbage bags for normal trash? A: http://7gen.us/ask-science-man
Q: I work at a small art gallery. What can we use to clean floors/glass that will not harm the valuable artwork? A: http://7gen.us/atqHaH
Q: I live in Washington, a wet grey climate for 8 months/year. Can I use solar/alternative energy here? A: http://7gen.us/chrsjA
Q: Is there a way to firm up a bed mattress without formaldehyde-emitting plywood? A: http://7gen.us/bcrMAl
Q: How can I convince people not to bathe in the lake? A: http://bit.ly/65XNY8