Answer:
Air particles are a mixture of solids and liquids that are microscopically tiny and suspended by air currents. It can stay in the atmosphere for a few hours to a month or two. Their constituents can be various harmful substances such as heavy metals - lead, nickel, arsenic, cadmium or polycyclic aromatic hydrocarbons
Explanation:
Air particles, nitrogen dioxide and ground-level ozone are now considered to be the three most polluting substances in human health. Exposure during peak concentration and long-term exposure to these pollutants can cause damage from respiratory distress to premature death.
The indications for using restraints are that the person is uncooperative and hysterical so that means that he/she may try to lash out at someone and hurt someone or themselves so restraint is a pre-cautionary measure to ensure no one is hurt.
Yes because then they are able to locate stuff in the sky easier.
In the spinal cord, the grey matter is relative to the white matter.
