The inhalation of mercury vapor can produce harmful effects on the nervous, digestive and immune systems, lungs and kidneys, and may be fatal. Mild, sub-clinical signs of central nervous system toxicity can be seen in workers exposed to an elemental mercury level in the air of 20 μg/m3 or more for several years.
If what I got was right, I got 260.
The Clean Air Act Amendments of 1990 resulted in a final ban on leaded gasoline for most motor vehicle use, effective January 1, 1996
The correct answer is:
Departments
A university is a school that is made up of a number of different <u>departments</u>.
If there’s suppose to be questions? Then
I think it would’ve been Africa?
Another way to describe location is to use reference lines to describe coordinates, or absolute position, on the globe. Two types of imaginary reference lines are used to locate positions or points and to make accurate globes and maps. These lines are called parallels of latitude and meridians of longitude.
Latitude and longitude make up the grid system that helps us identify absolute, or exact, locations on the Earth's surface. You can use latitude and longitude to identify specific locations. Latitude and longitude are also helpful in identifying landmarks.
