because the iron-based material can rust and plastic wont rust!!!!!!!!!!!!!!!
Elasticity and lighter weight. Easier to mold and cast.
it produces less mess.
Plastics make up the majority of bottle caps. They might also be created from metal. Based on its intended use and the type of bottle or container, the material used to make bottle caps is selected.
It depends, what material the object is made of, if plastic and paper you might be able to, but anything eles you might want to throw it away.
Corrugations usually make the material sturdier, and this might mean that they can use thinner plastic and save money.
plastics are cheaper than iron based materials .they are also weightless and easier to transport.Articles made from iron usually undergo rusting when it is exposed to water for a long period.plastics don't face such problems.But anyway plastic is non-biodegradable substance and therefore once it is created it remains forever and pollutes the atmosphere.In that point of view using iron articles is safer than plastic.
They might flout away but if they are on ground they wont
This allowed them to study the flow of energy and material through ecological systems
Thermal conductors let heat through. These tend to be metals, such as aluminium or iron. Bad conductors might be plastic or glass.
If you find yourself frustrated from your studies, then it might be a good idea to take advantage of free tutoring opportunities. Many people benefit by reviewing material with another individual instead of by themselves.
plastic might come from trees
Explain why a niche company might have an advantage in a market would price necessarily be an advantage explain why or why not