News came yesterday that the MHSA has reduced the permitted environmental load of asbestos from 2 asbestos fibers per cubic centimeter of air to 0.1. This limit is applicable when working a full 8-hour shift, and mirrors the current OHSA limit.

The regulations address six asbestos minerals: chrysotile, crocidolite, cummingtonite-grunerite asbestos (amosite), actinolite asbestos, anthophyllite asbestos, and tremolite asbestos and comes into effect on 29th April, 2008.

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