This topic contains a solution. Click here to go to the answer

Author Question: Carbon dioxide is used in arc welding as a(n) _____. A) shielding gas B) cutting gas C) cooling ... (Read 36 times)

mpobi80

  • Hero Member
  • *****
  • Posts: 519
Carbon dioxide is used in arc welding as a(n) _____.
 
  A) shielding gas B) cutting gas C) cooling gas D) oxyfuel

Question 2

Carbon monoxide is difficult to detect because it _____.
 
  A) smells subtly pleasant B) collects in unlikely places
  C) desensitizes the sense of smell D) is odorless



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tashiedavis420

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

A

Answer to Question 2

D





 

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

For a complete list of videos, visit our video library