Marijuana Butane Honey Oil (BHO) Fire and Explosion Investigations

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Canadian Fire Engineering Summit – November 19, 2025

The Canadian Fire Engineering Summit returns on Wednesday, November 19, 2025, at Hazelton Manor, Vaughan, ON. This premier event brings together key stakeholders from across Canada’s fire protection industry, including fire prevention officers, engineers, contractors, and industry leaders. Event Highlights: Full-day Summit: 8:00 AM – 5:00 PM Trade Show: 8:00 AM – 6:00 PM Dinner

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Webinar: Using NFPA resources and materials

Wednesday Nov 12th, 9:30am to 11:00am Presenter: NFPA regional director Laura King Topic: Using NFPA resources and materials You’re asked to talk to a group of middle schoolers about lithium-ion battery safety on Monday. Tuesday it’s K-3 and home fire escape plans. Wednesday a condo board wants to know about EVs in the parking garage.

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Investigator Jason M. Williams, Office of the Fire Marshal and Emergency Management for the Province of Ontario, Canada has provided his article to the OMFPOA into the hazardous world of BHO

The OMFPOA thanks Investigator J.  Williams for sharing his knowledge, experience and expertise on this topic so that we can recognize the risks associated and work safely in our daily duties.

BHO Paper Final PDF