Billings decides to deny Hydro One permission to use Garlon in township Tom Sasvari May 19, 2017 - 4 min read Herbicide spraying by utilities has long been a contentious issue on Manitoulin Island. Expositor file photo Herbicide spraying by utilities has long been a contentious issue on Manitoulin Island. Expositor file photo This post is for paying subscribers only Subscribe now and have access to all our stories, enjoy exclusive content and stay up to date with constant updates. Subscribe now Already a member? Sign in