srikanth Aramadhan

Hello #-Link-Snipped-#‍  you are right. I need to know how cups are placed, you see when liquid is poured it should not leak. Then how cups are placed?

to know about using plastic waste to useful thing, u can see youtube like one below <a href="https://www.youtube.com/watch?v=qGGabrorRS8" target="_blank" rel="nofollow noopener noreferrer">Man invents machine to convert plastic into oil - YouTube</a>

These cups are shorter in size. They can be expanded like telescope and used it for drinking water or juice. after use, again press it to shorter size.