This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When preparing the welding area, it is important to _____. a. close all doors and windows b. use ... (Read 79 times)

olgavictoria

  • Hero Member
  • *****
  • Posts: 528
on: Jul 24, 2018
When preparing the welding area, it is important to _____.
 
  a. close all doors and windows
  b. use compressed oxygen to blow away debris
  c. know the location of the nearest fire extinguisher
  d. keep the area well-ventilated with oxygen

Question 2

What is the hazard of having a high concentration of oxygen in a welding work area?
 
  a. A spark could cause rapid and uncontrolled combustion of flammable materials.
  b. The oxygen could mix with nitrogen to form a highly explosive gas.
  c. Oxygen is considered to be toxic in the presence of welding.
  d. Too much oxygen will displace normal breathing air needed by the welder.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ebonylittles

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 24, 2018
Answer to Question 1

c

Answer to Question 2

a


olgavictoria

  • Member
  • Posts: 528
Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review

AmberC1996

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Examples of structures in which extensive surface area is important for function. Examples of structures in which extensive surface area is important for function.
Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how
This chart illustrates the “drip down” model of government. In this, politics is formed by the soc This chart illustrates the “drip down” model of government. In this, politics is formed by the soc
Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The
Valves in veins open to permit blood flow, close to prevent backflow. Valves in veins open to permit blood flow, close to prevent backflow.
A container in the shape of a right circular cylinder with no top has surface area square feet. A container in the shape of a right circular cylinder with no top has surface area square feet.
Video: Retina

For a complete list of videos, visit our video library