Letters From Our Readers
In “Sunset for Chlorine” (July/August 1993 cover story), David Moberg write that polyvinyl chloride (PVC) or vinyl is “often easy to avoid” and advises: “Don’t buy vinyl siding, gutters, window frames, pipe…” That’s all very well for people who can afford expensive alternatives, but most cannot afford brick, natural wood siding, or copper pipes. And these natural materials also have negative environmental impacts. Bricks are energy-intensive to produce and transport and very labor-intensive to lay. And what of the copius amounts of cement needed to brick mortar?