The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. About 7,500 to 8,000 ...

The plan to use sodium hydroxide as a lead inhibitor in the municipal water supply in Thunder Bay, Ont., was approved by the province in 2011. The city applied to use the chemical as part of its plan ...

You remember the sodium demo from chemistry class: Just a small chunk of the pure metal dropped into water causes a great big flash and bang. You might even remember ...