Respuesta :

Answer:

i think the first one the third one and the fourth one

Explanation:

Answer:

Some synthetic polymers use materials from Earth that are nonrenewable.

They can end up as waste products that sometimes can’t be recycled.

They sometimes release toxins into the environment.

Explanation

Synthetic polymers are types of polymers that are man made, that is they are polymers that are made in the labs or industries from chemical substances.

Such polymers include nylon, polyester, and polyethylene among others. These polymers are used to make many clothes and plastics that we use and see around.

Synthetic polymers have a range of disadvantages which includes. being non-biodegradable, these polymers and especially plastics may end up as waste products and pollutes the environment and end up in livers and lakes and this would be toxic for aquatic animals.

Hope this helps!