Materials and Manufacturing. What happens here and is there any Difficulties?

-Metals need ton be Mined and Extracted, making it Expensive and Energy Intense. Pollution may be Made -Chemical Manufacture may use Crude Oil - a Non-Renewable Source which is Shrinking Rapidly -Manufacturing simply takes Effort and also Pollution like maybe Carbon Monoxide or Hydrochloric Acid. -Waste may be Made which can be very Draining to deal with - although it can be Wasted meaning the Environment is less Hit