Turbidity<span> is the cloudiness or </span>haziness<span> of a </span>fluid<span> caused by large numbers of individual </span>particles<span> that are generally invisible to the </span>naked eye<span>, similar to </span>smoke<span> in </span>air<span>.</span>
Trace metals, like iron and magnesium, are considered _Building blocks of molecule__________________, while organic compounds, like vitamins, are considered________Complex Molecule___________
