Why were materials such as scrap iron, rubber, and aluminum recycled during the war?

Answer;

They were used to make ammunition and explosives.

Materials such as scrap iron, rubber, and aluminum recycled during the war because they were used to make ammunition and explosives.

Explanation;

During the world war recycling of materials such as scrap iron and aluminium was important because; metals were scarce during the war because they were needed to build ships, planes, tanks, bombs and gun parts.

People were encouraged to recycle used tin cans and the old rubber was collected and recycled for war efforts.

The correct answer for the question that is being presented above is this one: "M aterials such as scrap iron, rubber, and aluminum recycled during the war because in times of war, there is much less support and the resources are slowly getting scarce. So the people has to recycle whatever they can recycle."