1. Chemistry: Re: What is the purpose & how does ionic technology work in hair styling tools?, David Akerman, Staff, R&D Scientist, Clear Edge Tue Jan 17 15:21:29 2006
2. Chemistry: Re: what has the properties of colour change with oxidation?, David Akerman, Staff, R&D Scientist, Clear Edge Thu Sep 15 15:04:00 2005
3. Physics: Re: What types of vegetable oils are the best lubricants and why?, David Akerman, Staff, R&D Scientist, Madison Filter Ltd. Wed Jul 27 16:07:24 2005
4. Chemistry: Re: how large is a single molecule of kevlar?, David Akerman, Staff, R&D Scientist, Clear Edge Wed Nov 16 15:46:41 2005
5. Physics: Re: Why do partially deflated balloons contract when touched?, David Akerman, Staff, R&D Scientist, Clear Edge Tue Oct 18 14:29:56 2005
6. Chemistry: Re: What kinds of dyes fade more in sunlight?, David Akerman, Staff, R&D Scientist, Madison Filter Ltd. Mon May 30 14:32:53 2005
7. Other: Re: Why do strings tangle and get knots so easy?, David Akerman, Staff, R&D Scientist, Clear Edge Fri Dec 23 04:48:42 2005
8. Chemistry: Re: What does a stripper do to a floor seal/wax?, David Akerman, Staff, R&D Scientist, Madison Filter Ltd. Mon Jun 20 16:20:25 2005