IST Workplace Safety and OSHA 3

Question 1

Which type of respirator filters out airborne particles and does not provide protection against gases or vapors?

Accepted Answer

Particulate respirator (e.g., N95)

Answer

Particulate respirators like the N95 filter out solid and liquid particles but do not protect against gases or vapors.

Question 2

What is the maximum weight that OSHA recommends for manual lifting without mechanical assistance?

Accepted Answer

51 lbs

Answer

NIOSH and OSHA guidelines recommend a maximum recommended weight limit of 51 lbs under ideal lifting conditions.

Question 3

Which OSHA standard requires employers to maintain records of work-related injuries and illnesses?

Accepted Answer

29 CFR 1904

Answer

29 CFR 1904 is OSHA's recordkeeping standard that requires employers to record and report work-related injuries and illnesses.

Question 4

In a confined space, what is the minimum oxygen level considered safe for entry?

Accepted Answer

19.5%

Answer

OSHA defines an oxygen-deficient atmosphere as below 19.5%, making 19.5% the minimum safe level for confined space entry.

Question 5

What must an employer provide before requiring an employee to use a respirator in the workplace?

Accepted Answer

A medical evaluation of the employee

Answer

OSHA requires employers to provide a medical evaluation to ensure the worker can safely wear a respirator before use.

IST - Industrial Skills Test Practice Test