front-loader with a bucket of steaming manure

Steam rises from heat generated during initial steps of composting ingredients to make mushroom-growing substrate. Penn State research has shown the process kills pathogens.

254 views
0 faves
0 comments
Taken on December 8, 2009
  • ƒ/20.0
  • 28.0 mm
  • 1/200
  • 800
  • Flash (on, fired)
  • Show EXIF
This photo is in 2 albums

Additional info

  • Viewing this photo Public
  • Safety level of this photo Safe
  • S Search
    Photo navigation
    < > Thumbnail navigation
    Z Zoom
    B Back to context