BACE Laboratory Safety and Regulations 2

Question 1

What is the OSHA Hazard Communication Standard (HCS) 'Right to Know' law primarily focused on?

Accepted Answer

Ensuring workers have access to information about hazardous chemicals in the workplace through labels and Safety Data Sheets

Answer

Requiring employers to disclose employee health records to OSHA inspectors

Answer

Mandating chemical inventory reporting to federal environmental agencies

Answer

Setting maximum permissible exposure limits for all laboratory chemicals

Question 2

What type of eye protection is required when working with potentially infectious biological materials or chemical splashes?

Accepted Answer

Chemical splash goggles or a face shield worn over safety glasses

Answer

Standard prescription eyeglasses provide adequate eye protection

Answer

UV-blocking sunglasses rated for laboratory use

Answer

Wraparound safety glasses without chemical splash protection

Question 3

What is the proper first response action when a researcher spills a small volume of a mildly corrosive acid (dilute HCl) on their bare forearm?

Accepted Answer

Immediately flush the affected area with large amounts of water for at least 15-20 minutes

Answer

Apply sodium bicarbonate paste immediately to neutralize the acid

Answer

Apply an acid burn ointment from the first aid kit and cover with a bandage

Answer

Remove clothing and report to a supervisor before rinsing

Question 4

Under OSHA's Bloodborne Pathogen Standard (29 CFR 1910.1030), who must be offered the hepatitis B vaccine at no cost?

Accepted Answer

Employees with occupational exposure to blood or other potentially infectious materials (OPIM)

Answer

All laboratory employees regardless of job function

Answer

Only employees who have had a previous needlestick injury

Answer

Any employee who voluntarily requests it

Question 5

What is the purpose of a 'Threshold Limit Value — Short Term Exposure Limit' (TLV-STEL) for a chemical?

Accepted Answer

It defines the maximum airborne concentration a worker can be exposed to for a 15-minute period without adverse effects

Answer

It defines the maximum lifetime total dose of a chemical a worker can receive

Answer

It specifies the concentration at which a chemical becomes immediately dangerous to life or health (IDLH)

Answer

It represents the minimum concentration detectable by human smell

Question 6

When disposing of chemical waste from a laboratory, what must be present on every chemical waste container?

Accepted Answer

A proper chemical waste label showing all chemical contents, associated hazards, and the generating laboratory location

Answer

The date the container was filled and the name of the person who filled it

Answer

Only the hazard class symbol from the GHS system

Answer

A manifest number assigned by the waste disposal company