<span>It is volcanic mud-flow. These mud-flows also known as Lahars are made up of debris and mud. The debris typically consists of rock fragments. The size and speed of the mud-flow can increase as it rolls downstream and incorporate more material as spreads such as rocks, buildings and soil.</span>
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A natural science is the knowledge of objects observable in nature, behavioral science is the scientific study of human or animal behaviors
Answer:
Reduce the direct use of tobbaco.
Explanation:
As nicotine is harmful for the young adults and harm thier lungs.By prohibiting it will be beneficial for the society to reduce the ratio of smoking.
