Why Does My Toilet Gurgle After a Flush — and How I Learned the Hard Way

https://www.canberratimes.com.au/story/9118615/top-plumbing-warning-signs-you-shouldnt-ignore/

Which questions will we answer about toilet gurgling and flooded basements, and why should you care? Why does a toilet gurgle? Could that sound mean my basement will flood? Are chemical drain cleaners safe when things sound off? After three