Question: - The consumer throws aluminum cans and foil into a recycle bin - The aluminum is collected - Taken to a treatment plant - The aluminum is sorted and cleaned ready for reprocessing - The aluminum is re-melted - Turned into molten aluminum - The aluminum is made into large blocks called ingots - The ingots are sent to mills to be rolled out What might be the last step of the process?
Answer: The rolled out product is made into new aluminum products.

Question: - You eat food - Your stomach digests the food - Sugars from food enter your bloodstream - Insulin helps turn sugars into energy What might be the last step of the process?
Answer: Insulin helps your body store the energy in fat, muscle and liver cells

Question: - An isotope has too many protons - The isotope is unstable - The isotope emits radiation - The isotope decays - The isotope loses some atomic particles - The isotope turns into a different element What might be the last step of the process?
Answer:
The isotope is finished decaying and emitting radiation.