Question

question 17 of 30 which of the following steps is essential for proper use of a fume hood? a. switch off the lighting. b. keep a fire extinguisher nearby. c. keep the window below the arrow. d. never put your hands inside.

Explanation:

Proper fume hood use requires positioning the sash (window) below the indicated arrow to ensure effective containment and exhaust of harmful fumes.

Answer:

C. Keep the window below the arrow.