Get the most battery life out of your MacBook | Cult of Mac
Battery drain from chrome, even though I didn't use it that long, specifics in the comments : r/Mi9T
Google runs with Microsoft-made fix for Chrome's battery drain - Neowin
Troubleshooting Chrome battery drain
MBP 15" 2015 on Big Sur] Huge battery drain! Seems like I'm only getting 3 hours of on-screen time, even with a brand-new battery (CC 44) and only running a few tabs