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 116 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
:D TYSM

bulacsom

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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.

Drawing of French explorer Paul du Chaillu at close quarters with a gorilla Drawing of French explorer Paul du Chaillu at close quarters with a gorilla
The Cardiac Landmarks. A = Aortic Area; P = Pulmonic Area; E = Erb’s Point; T = Tri The Cardiac Landmarks. A = Aortic Area; P = Pulmonic Area; E = Erb’s Point; T = Tri
Windows 95 Collage Windows 95 Collage
The locations of human primary somatosensory cortex (SI) and one area of secondary somatosensory ... The locations of human primary somatosensory cortex (SI) and one area of secondary somatosensory ...
Pediatric Nomogram Used for Determining Body Surface Area Pediatric Nomogram Used for Determining Body Surface Area
Trigonometry, Area Problem Trigonometry, Area Problem
Video: Structures that affect circulation - arterioles and vasomotor responses and venous return

For a complete list of videos, visit our video library