Uncorroborated but not incredible information on Toronto’s water supply being contaminated with SILICOFLUORIC ACID February 21, 2023February 21, 2023 ~ ABN Here is what I find when I look up UN 1778—SILICOFLUORIC ACID, a hazardous substance. ABN Share this:RedditTwitterFacebookLinkedInEmailPrintPocketLike this:Like Loading... Related Published by ABN View all posts by ABN