Author Question: Which of these metals has been linked to Parkinsons Disease? a. Beryllium b. Manganese c. ... (Read 54 times)

kfurse

  • Hero Member
  • *****
  • Posts: 590
Which of these metals has been linked to Parkinsons Disease?
 
  a. Beryllium
  b. Manganese
  c. Copper
  d. Carbon steel

Question 2

Grounding of a welding machine usually involves _____.
 
  a. setting it on bare earth
  b. plugging it in to a three-prong receptacle
  c. plugging it in to a ground fault circuit interrupter
  d. connecting the machines ground terminal to a known ground source



steff9894

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

b

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

For a complete list of videos, visit our video library