There is natural rubber, made from the latex of the rubber tree (Hevea brasiliensis).
There are several manmade rubber compounds, including butyl rubber, neoprene, and nitrile rubber.
natrual
it is manmade
that manmade is what human makes natural is somthing earth makes
no
man made
Natural resources are those that you can find out in nature. Manmade resources are resources that must be manufactured or made by humans.
Zero. Rubber samples (natural and manmade) are aged at accelerated rates, by exposing them to elevated ozone levels, temperature, and humidity.
it is manmade
Manmade
manmade
we are all natural because we weren't made in a factory we were made natural.Things that are made in factorys are manmade we are not manmade we are natural. Katrina LaChance- Bermuda138
that manmade is what human makes natural is somthing earth makes
natural
snowflakes are natural
NO it is natural!
no
Natural
Silk is natural. It is produced by silkworms.