Somthing interseting that you would like to do

This is a experiment that i find in YOUTUBE

maybe everyone seen this trick before

but I think this is very

There are many videos about eggs

but I choose this

WHY?

Because this trick combines grade 8 and our daly life

I think it's usefull

This video show us that

after the bottle meets fire or hot

the mouth of it will become wider

and the egg cane go in easily~~

IT'S VERY COOL!!