Older homes, especially those built prior to 1978, might have ...

[madam-professor]

Older homes, especially those built prior to 1978, might have hazardous materials in them. What is a material remodelers should test for when beginning a project?
 
  A) Non-VOCs B) Asbestos C) Silica D) Dust

Question 2

At what point should a brazed joint be washed with a wet rag?
 
  A) As soon as it cools to 500F B) Not until the joint cools to 250F
  C) As soon as the brazing is done D) After it has cooled for at least 30 minutes

[zoeyesther]

Answer to Question 1

B

Answer to Question 2

B

[madam-professor]

TY

[zoeyesther]

You're welcome