Man made resources is meant by which is artificially affected and made by man.
natural fibres are like 1st hand things (i know doesn't make sense, i know)... natural fibres like wool come straight of a sheep coat or linen comes from a specific plant... manufactured fibres are like materials made out of a natural fibre like acrylic which is made from wool...they are like 2nd hand things... hope this makes sense _______________________________________________________________ Natural Fibres come from plants, animals and minerals. Manufactured Fibres come from scientific processes and can't be found in nature. (Man-Made)
LSD is a synthetic drug made in the lab. It does not occur in nature. (unless you eat the ergot fungus)
Sodium exists naturally in compounds, but not in its elemental form. It must be extracted by artificial means.
All boards are man made. Do you mean boards made from 'reconstituted' wood - such as MDF?
Several elements aren't found in their elemental form in nature: mostly alkali metals and alkali earth metals. Synthetically produced elements (with atomic numbers upward from 93) are also not found in nature.
Natural diamonds are formed by Mother Nature: man-made diamonds are manufactured in a laboratory.
products or resources that are man made
Hydrogen peroxide can be found in nature in trace amounts, mainly in the atmosphere and in some plants as a byproduct of photosynthesis. However, the hydrogen peroxide used in commercial products is typically manufactured through a chemical process.
Assuming you mean man[made], no. Trace amounts of neptunium are found in uranium ores in Nature.
Silver is made by nature.
Synthetic, man-made, or manufactured all mean similar things to artificial.
Nature, Formed by Earthquakes.
That would be synthetic. Synthetic materials are man-made. Inorganic means that it is not biological in nature (in otherwords, flesh-like, or made from a living creature).
it is fount in nature.
Marble is a nature made metapmorphic rock!
Nature and Man.
Nope. They are nature made