A nebula is an enormous cloud of dust and gas occupying the space between stars and acting as a nursery for new stars. The roots of the word come from Latin nebula, which means a “mist, vapor, fog, smoke, exhalation.” Nebulae are made up of dust, basic elements such as hydrogen and other ionized gases.
Respirators should always be removed outside the patient room, after the door is closed.
Answer:
Beginning
Explanation:
Theres no real explanation I'm sorry...
