Sample of McIntyre powder inhaled by miners before going underground will be studied at Laurentian University

Morning North

For more than 40 years miners inhaled McIntyre Powder before they headed underground. They were told it would protect their lungs, but what was in that powder? Janice Martell has been working for four years to prove that McIntyre Powder inhaled by miners was hazardous to their health. She spoke with CBC's Angela Gemmill about a study underway at Laurentian University into the actual McIntyre powder itself.

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