Engineering and medical researchers at McMaster University have been racing to assist Woodbridge Foam Corporation in getting a new made-in-Canada mask designed, tested and certified, as supplies of existing medical masks become less certain.

Woodbridge, primarily a manufacturer of auto parts and materials, has begun manufacturing a new high-filtration mask to supply health-care workers, whose inventories have been dwindling. Premier Doug Ford toured one of the company’s manufacturing sites and lauded the project on Tuesday.

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