Two types of fans are used for smoke and heat removal including the ____.

An asterisk following the reexamination date on a cylinder indicates that the cylinder:

a. has passed the test. c. must be retested every 10 years. b. must be retested every 5 years. d. has been sold to another company.

Many medical facilities have opted to use disposable items because:

A) they are more cost effective. B) they are required by OSHA. C) they are easier to use. D) there is no other choice.