The waters of the Gulf of Mexico looks brown because of the sediments coming from nearby rivers. It is basically an ocean basin, so it receives waters from different bodies of water. These sediments come from decayed matter like rocks, aquatic plants and wastes from aquatic organisms. It can harm freshwater fishes but some plants could thrive in that condition. As for humans, it is not safe to drink the water with high turbidity. The water is deemed not potable because it might contain harmful bacteria that could lead to digestive diseases.
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what exactly do you want explained? I'd love to help! but I'm a bit confused :/ could you clarify?
<span>the part of the body responsible for producing insulin is the Pancreas
Insulin's function is to break down the Glucose in our body.
When our body sense an increase in Glycogen, the brain will order the insulin to secrete the insulin, obtain RTP from the process and eliminate it from our body</span>
The use of a drug for non medical reasons
Drugs are usually made to help a person combat diseases, etc, but if it is used for something other then it's intended purpose, or is used to, instead of helping the body but destroying it, it becomes a "drug abuse"
hope this helps