An evacuation order has been lifted in Dartmouth, N.S., after a chemical spill at the Bedford Institute of Oceanography.
The alert, which was issued Wednesday afternoon, covered the area between the institute and the MacKay Bridge.

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“A 250 metre mandatory evacuation is in place and will remain in place until the scene is secure. This includes the MacKay Bridge,” it read.
“It is recommended to remain clear of this area until it is deemed safe.”
It’s unclear when the leak occurred, or what caused it.
Around 6 p.m., it was announced the order had been lifted and the Mackay Bridge had reopened.