CHEST study guide
CHEST · Work through your exam, one topic at a time.
The Certified Health Care Environmental Services Technician (CHEST) credential is the technician-level certification offered by the Association for the Health Care Environment (AHE), an organization of the American Hospital Association. AHE lists the program in its site navigation as "Technician Certification: CHEST," grouped under the Acute Care (T-CHEST) branch of its Train Your Team offerings, alongside the Train-the-Trainer Program (T-CHEST) and Trainer Next Steps: T-CHEST. The CHEST study guide has 5 sections and about 1,852 words.
01Cleaning, Disinfection and Environmental Hygiene Practices
Cleaning physically removes soil and a large share of microorganisms. Disinfection kills or inactivates most pathogens on inanimate surfaces but does not reliably destroy spores.
364 words, about 2 min02Infection Prevention and Chain of Transmission
The chain of transmission has six links: infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, susceptible host. Environmental services intervenes hardest at the reservoir (cleaning and disinfection) and the mode of transmission (hand hygiene, PPE, isolation technique).
355 words, about 2 min03Patient and Staff Safety, Including Chemical and Hazard Communication
OSHA's Hazard Communication Standard (1910.1200), aligned with GHS, requires a written program, a chemical inventory, a Safety Data Sheet for every hazardous product, and training. The SDS must be accessible to you in your work area during your shift - not locked in a supervisor's office.
368 words, about 2 min04Regulatory and Accreditation Compliance for the Environment of Care
Several bodies overlap. CMS sets the Conditions of Participation a facility must meet to be paid; accreditors such as The Joint Commission, DNV, and HFAP hold "deemed status," meaning their surveys satisfy CMS.
369 words, about 2 min05Professionalism, Communication and Service Excellence
A patient who trusts the person cleaning the room is more likely to sleep, eat, and cooperate with care. Professionalism in environmental services means arriving on time in a clean uniform with a visible badge, introducing yourself, explaining what you are about to do and how long it takes, and honoring privacy: knock, announce, ask permission, close the curtain.
396 words, about 2 min