they are not made of plastic, they are made of very thin rubber
Your common balloon is made of latex, which many people are allergic to, do they are not allowed in some hospitals. Balloons are also made from plastic materials, rubber, and composites. There are also shiny balloons made of aluminum, and non-allergic balloons made of Mylar.
Most balloons are made out of melted, and burned rubber. Sometimes plastic. You can also tell by the smell of the balloon when it pops.
plastic balloons lose air because particles are moving in the balloon and leave it
Plastic.. Depends what type, but plastic pipes are made from plastic. :)
Generally latex.
Your common balloon is made of latex, which many people are allergic to, do they are not allowed in some hospitals. Balloons are also made from plastic materials, rubber, and composites. There are also shiny balloons made of aluminum, and non-allergic balloons made of Mylar.
plastic
it will stick
Plastic is more durable stretchable and lighter than some other alternatives. It can also be more cheaply made into balloons.
PLASTIC
a plastic pen is made out of a special type of plastic that is moulded to the shape of a pen! :)
BIG balloons are made fromrubber balloons are made from other materials.