Sat 07 Jul 2006Planet mattersLow-impact living: Last week I talked about laundry detergents, and this week I'm still up to my oxters in washing. For the past seven days, I've renounced all manufactured detergents, both conventional and eco-friendly.I've gone extreme-green, and have been laundering my clothes with pods and balls. Using such environmentally-congenial products makes me feel virtuous indeed, but there is an underlying whiff of uncertainty clinging to some of the laundry loads.