18. Drywall sometimes contains asbestos. True or False? (a) True (b) False 19. Which of these statements is NOT true? (a) Breathing asbestos fibers is dangerous to humans. (b) Asbestos might be encountered during building maintenance, renovation, and demolition projects. (c) Asbestos containing material (ACM) must be disposed of properly. (d) You can remove asbestos if you are not trained or licensed in removal as long as you have the required personal protective equipment