What are some potential consequences of the widespread use of plastic materials

Consequences of the widespread use of plastic materials can be an increase in levels pollution and the overflowing of landfills because most plastics are non-biodegradable and can take a very long time to disappear unlike things like paper which are biodegradable.

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;