Even in Pittsburgh, playoffs are mind-over-sloppy-turf-matter ...ESPN - 3 hours ago(Unlike the original rock-hard AstroTurf, the FieldTurf "grass" has a shredded rubber infill below the surface which cushions players' falls and
Science Daily (press release) -"[Ozone] is a very corrosive gas, it erodes rubber and statues," Jacobson said. "It cracks tires. So you can imagine what it does to your lungs in high ...
