THIS CONTENT IS RESERVED FOR SUBSCRIBERS ONLYToronto Fire Chief Jim Jessop says lithium-ion battery fires are up 36% from the same time last year, with 76 of them recorded in the city as of Wednesday. Jessop’s X post on Wednesday ended with the warning: “An uncertified lithium-ion battery could harm your neighbours. Article content“We have seen a large number of these lithium-ion batteries,” Toronto Fire Platoon Chief Peter Rappos told reporters on the fire scene Wednesday morning. Photo by @chiefjessopFS/XThe cause of that fire is under investigation, but fire officials said e-bikes were on the balcony and lithium-ion batteries were inside. #Toronto”Photo by @ChiefJessopFS/XHis X post on Tuesday ended with the warning: “A modified lithium-ion battery could end your life.