India, Aug. 7 -- Every day, people dispose of tons of garbage from their homes, and most of them use a black plastic bag to do so. But while buying the bags at the market, or even when disposing of them before your local municipal workers come to collect them, have you ever noticed the white string and wondered what purpose it serves? We have the answer for you!

Everyday explained: What does the unique number on Indian trains mean?

Garbage bags are designed with sturdy strings attached at the end, which get released every time you tear one off from a packet. It is there so that once the bag is full, you can simply pull the string to tightly tie it around the bag and close it, without worrying about spills.

They are convenient and hygie...