None are both, but all are some?
-Paper -Cotton -wood -jute
It depends on what you're gonna do... think about what you're going to do then think of materials you're going to use.
Producers make its own food using materials from the environment and sunlight.
When gathering resources it will be a good idea to make a list showing what you need to obtain. You may have a materials list, an information list or a list of needed people to help.
First design the windmill then make a list of the materials required to build it. Obtain the materials and put them together according to the plan.
I'm looking to construct a fire pit in my back yard and was wondering what materials I may need to make a decent quality one. Where could I look to see a list of what may be needed?
Every year, students are sent a letter with the required list of materials for that year.
Toxic materials High energy consumption Decreasing the value of community
A bill of materials is a list and the quantities of materials or components that make up a completed product. In many ways the BOM is a configuration log, without containing physical measures or dimensions of a product.
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my answer is waste that will not mix with surroundings at all is called non biodegradable waste example plastic
Smoke from somking, house fires, and factories. Also, gas gusling cars and machines.