Apple have today issued a recall of their Macbook Pro 15” Mid 2015 due to a risk the battery may cause a fire. Anyone worried about their device can go to the Apple website and enter their serial number to confirm if your MacBook is affected. Apple advise that affected devices were manufactured between 2015 and 2017. You can check yours by going to the below link
https://support.apple.com/15-inch-macbook-pro-battery-recall