PTAC 1308 Test 3
An electrical shock can cause
- Cardiac arrest - Stopped breathing - Unconsciousness
List four types of PPE that can be used to minimize exposure to chemical hazards.
- Chemical suit - Respirators - Gloves - Splash Goggles
Select the waste water treatment processes
- Chemical treatment - Biological treatment - Oil and solids separation
Which of these are forms of engineering controls?
- Closed-loop sampling - Fire suppression equipment - Automatic shutdown devices - Redundant (backup) systems - Interlocks - Automation - Noise abatement
Process upset control devices include:
- Flare Systems - Explosion Proof Designs - Pressure Relief Systems
Which conditions can be monitored by an automatic shutdown system?
- Flow - Pressure - Temperature - Velocity - Level
What factors make it difficult to eliminate a hazard? (Select all that apply)
- Government regulations do not address the hazard - Economic limitations - Proper PPE is not available
Select the NFPA Hazardous Material Storage requirements.
- Maintain MSDS for all chemicals at the facility - Ensure proper labeling of hazardous materials - Ensure the compatibility of materials being stored in the same area - Allow adequate traffic routes and escape routes
Choose five common administrative hazard control activities.
- Monitoring - Safe-work observations - Permits - HAZOPs - Training
Which of the following are elements of administrative controls?
- Procedures - Systems - Rules - Agreements - Policies
What types of PPE can prevent eye injuries
- Safety glasses - Splash goggles
The benefits of good housekeeping include:
- Saves money - Accident prevention - Improves worker morale - Improves productivity
True redundancy in alarms or interlocks requires the following components to be independent
- Sensors - Actuators - Logic solvers - Power supply - Display devices
What factors can lead to alarm failure?
- Temperature - Humidity - Mechanical damage
Hazards associated with steam include:
- Thermal shock - Thermal expansion - Severe burns - Water hammer
Which of these meters can be used to monitor the lower explosive limit?
- VOC moter - LEL meter
Personal monitoring devices can be worn
- anywhere on the body if the sample is from the breathing zone - near the face, in the breathing zone.
Choose three activities that can cause impact injuries
-Falling from heights - Falling objects - Vehicle accident
Which ISO standard addresses environmental management?
14000
What class of hard hat provides impact and penetration resistance along with limited voltage protection (up to 2,200 volts)?
A
Which of the following PPE levels provides the highest amount of protection?
A
Affects the outer layer of the skin and causes pain, redness, and swelling
A first degree burn
Affects the outer and underlying skin layer, causing pain, redness, swelling, and blistering
A second degree burn
Affects the deepest tissues and causes white or blackened, charred that may be numb skin
A third degree burn
All conditions must be met
AND
Permits typically contain which of the following?
All of the above
Sample bombs or small draw-off points are used for:
Closed-loop sampling
Required when performing work in a small area that contains large quantities of flammable, toxic, corrosive, or irritating substances
Cold Work (Safe Work)
Required for work areas that restrict activities
Confined Space
What can result from false-positive or false-negative alarms?
Could cause operators to ignore the alarm when it could be true
Required for lifts that could cause health impacts, injury, or property damage
Critical Lifts
Stopped breathing can cause a person to turn blue, a condition known as _________________
Cyanosis
_____________ is when hazardous materials or other forces (sunlight, heat, moisture) break down the PPE properties through contact over time.
Degradation
Detector tubes or personal exposure badges
Direct reading colorimetry
Reads current flowing from a chemical compound exposed to radioactivity
Electron Capture detector
What is the purpose of a nitrogen blanket system on a tank?
Eliminate toxic vapor release
Which of the following methods should you first consider to control a hazard?
Engineering
______________ controls are physical changes that address the source of the hazard and then eliminate or reduce exposure to it.
Engineering
(T or F) A GFCI is a device that protects personnel from the possibility of electrical shock when using electrical tools by keeping the tool powered if the ground is bad.
False
(T or F) Alarms and interlocks should never be disabled or bypassed,
False
(T or F) An inspection is proactive but an audit is reactive.
False
(T or F) Decontamination procedures are part of the OSHA Process Safety Management regulation.
False
(T or F) Fire alarm systems are always linked to fire-suppression equipment.
False
(T or F) Gas detector tubes can only detect a single gas
False
(T or F) Grounding involves connecting two objects together, usually with a copper wire.
False
(T or F) The most important requirement of PPE is comfort.
False
___________ )resistant clothing can be worn to minimize the hazards of burns.
Flame
Reads particles ionized by a flame
Flame Ionization detector
Which of the following fire suppression substances might be used for fires involving computer systems and other sensitive electronics?
Halon
Required for work that could produce a spark
Hot Work
•Best used to protect against sparks, moderate heat, chips, and rough objects. Usually worn by those doing heavy-duty work and welding.
Leather gloves
Used to isolate energy from a piece of equipment
Lockout/Tagout
Best used to protect against cuts and blows by those who constantly use sharp metal object such as knives
Metal mesh gloves
Best used to protect against exposure to harmful chemicals, and useful for handling petroleum products.
Neoprene or Vinyl gloves
What gas is often used to purge or sweep vessels and often serves as a backup for compressor air?
Nitrogen
Any condition must be met
OR
Used to prevent accidental leakage from a pipe
Opening/Blinding
A(n) ________ interlock does not allow a process to start until certain conditions are met.
Permissive
What does PPE stand for?
Personal Protective Equipment
Reads particles ionized by ultraviolet radiation
Photon Ionization detector
What type of control is used to keep external air from entering a building?
Positive pressure
What do the initials PHA stand for?
Process Hazard Analysis
What does PHA stand for?
Process Hazard Analysis
What are two broad categories of administrative controls?
Programs and activities
Which of the following is addressed by OSHA regulation 1910.132?
Protective personal equipment
Used to prevent exposure to excessive amounts of radiation
Radiation
How should workers respond to false-positive alarms?
Report them
Best used to protect against electrical burns. Usually worn by electricians.
Rubber gloves
What does industrial-hygiene monitoring involve?
Sampling various elements in the work environment to determine if hazards exist
Used to communicate the status of a scaffold and its intended use
Scaffold Tags
Toxic gas detectors ________ the air to detect toxic substances.
Sniff
Procedures are defined as:
Step-by-step instructions for accomplishing a task
What happens when a process technician acknowledges an alarm?
The horn is silenced
What is the purpose of a flare system?
To burn waste gases
What does the acronym TECP represent?
Total Encapsulating Chemical Protection
(T or F) A redundant alarm system provides a backup in case the primary system fails.
True
(T or F) All alarms should have an underlying rationale
True
(T or F) An automated valve can be interlocked by installing a solenoid valve in the signal air tubing to the valve actuator.
True
(T or F) An interlock is something that does not allow an action or actions to change unless certain conditions are met.
True
(T or F) Eyewash stations and safety showers can provide on-the-spot decontamination using a large quantity of water or other flushing fluid.
True
(T or F) Fugitive emissions are leaks or releases that occur when containment controls fail
True
(T or F) Gas detector tubes are substance specific
True
(T or F) Hard hats have a date stamp, after which they should be replaced.
True
(T or F) PPE can limit mobility, impair communication, and cause heat stress.
True
(T or F) PPE helps form a protective barrier between the worker and process hazards.
True
(T or F) Permits become invalid if the scope of the work changes, if conditions become unsafe, or if the work exceeds the expiration date and time of the permit.
True
(T or F) Regulatory mandated programs are those created in response to government regulations.
True
(T or F) Responsible Care member chemical companies are committed to support the continuing effort to improve the industry's responsible management of chemicals.
True
(T or F) Safety glasses or goggles can be worn with a face shield.
True
(T or F) Safety shoes or boots must meet ANSI minimum compression and impact performance standards.
True
(T or F) Some alarm systems can perform self-checks and diagnostics.
True
(T or F) The MOC process ensures that when changes are made to a process, those changes will provide employees with the same protection from highly hazardous chemicals as the original equipment or process.
True
(T or F) The main function of an alarm system is to warn workers when a hazard or dangerous condition is about to happen, could potentially happen, or is currently happening.
True
(T or F) The purpose of of permits is to control hazardous conditions in the workplace)
True
(T or F) The safest way to collect a sample from a toxic stream is to use an inline automatic analyzer sampling system.
True
(T or F) Two types of monitoring activities are industrial hygiene and fugitive emissions.
True
Noise-abatement methods or devices include all of the following EXCEPT:
Venting
An alarm can be audible, _______, or both.
Visible
One and only one condition must be met
XOR
A ___________ is a thin metal disc designed to burst at a specified pressure.
rupture disc
