Sebaceous glands produce a substance that moisturizes and protects the skin.Because it produces a substance called sebum. The sebum moisturizes the skin and form a protective layer from infections.
Yes, of course! If we are only trying to improve the health of the enviorment, how can we do that if we oursleves are not well enough to do so? It only makes sense to do so; health is important for both of us- the planet and we ourselves. It's all a link, if we are healthy, we can help make the planet healthy, and thus have a better enviorment, which then keeps people with breathing problems healthy. Same thing applies with safety, we must be safe in order to be healthy or else it would just be a waste. Education is also important too because we must firs have a certain amount of knowledge to help the planet.
