The Sudbury Neutrino Observatory (SNO), a 1000 ton heavy water Cherenkov detector under construction in INCO's Creighton mine near Sudbury, Ontario (Canada)

The Sudbury Neutrino Observatory (SNO), a 1000 ton heavy water Cherenkov detector under construction in INCO's Creighton mine near Sudbury, Ontario (Canada)

The Sudbury Neutrino Observatory (SNO), a 1000 ton heavy water Cherenkov detector under construction in INCO's Creighton mine near Sudbury, Ontario (Canada)

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