1.
A chronic health hazard:
Correct Answer
B. Occurs over time
Explanation
An explanation for the given correct answer is that a chronic health hazard refers to a health issue that develops or worsens gradually over a prolonged period. Unlike an acute health hazard, which has immediate and severe effects, a chronic health hazard may not have an obvious or immediate impact, but it can have long-term consequences on an individual's health. This could include conditions such as heart disease, diabetes, or certain types of cancer that develop over time due to various factors like lifestyle choices, environmental exposures, or genetic predisposition.
2.
You can find a list of the hazardous chemicals present in your workplace; a description of how MSDSs are used and maintained, and the type of labeling system used (if any); a copy of training materials; provisions for dealing nonroutine chemical hazards; and the means used to communicate chemical hazards to contract employees in:
Correct Answer
A. The written hazard communication program.
Explanation
The correct answer is the written hazard communication program. This program contains all the necessary information regarding hazardous chemicals in the workplace, including a list of hazardous chemicals, the use and maintenance of MSDSs, the labeling system used, training materials, provisions for nonroutine chemical hazards, and communication methods for contract employees. It serves as a comprehensive guide for employees to understand and handle chemical hazards in the workplace.
3.
A chemical's safe concentration in workplace air where most workers can be exposed without harmful effects is known as:
Correct Answer
D. Both b and c.
Explanation
The correct answer is "Both b and c." This is because the safe concentration of a chemical in workplace air is known as the exposure limit, which includes the threshold limit value-time weighted average (TLV-TWA), short-term exposure limit (STEL), and ceiling value (C). Therefore, both options b and c are correct.
4.
What steps can employers take to protect workers from the hazards of chemical exposure?
Correct Answer
D. All of the above.
Explanation
Employers can protect workers from the hazards of chemical exposure by implementing a combination of measures. Installing engineering controls such as ventilation systems helps to control and reduce chemical exposure in the workplace. Implementing work practice controls, such as proper handling and storage procedures, also minimizes the risk of exposure. Additionally, providing personal protective equipment, such as gloves, masks, and goggles, ensures that workers have the necessary protection when working with chemicals. Therefore, all of the mentioned steps are necessary to effectively protect workers from chemical hazards.
5.
What information must a hazard communication label for a shipped container have, at a minimum?
Correct Answer
D. All of the above.
Explanation
A hazard communication label for a shipped container must have the identity of the hazardous chemical, appropriate hazard warnings, and the name and address of the chemical manufacturer, importer, or other responsible party. This ensures that anyone handling or coming into contact with the container is aware of the potential hazards and can take appropriate safety measures.
6.
What should you do in the event you are splashed with a hazardous chemical that is not water-reactive?
Correct Answer
D. All of the above.
Explanation
In the event of being splashed with a hazardous chemical that is not water-reactive, it is important to take immediate action to minimize the potential harm. The first step is to rinse the affected body part with water under an emergency eyewash or shower to remove the chemical from the skin or eyes. After that, seeking first-aid treatment as described on the chemical's MSDS (Material Safety Data Sheet) is crucial to receive appropriate medical attention. Additionally, informing your supervisor about the incident is necessary to ensure proper reporting and further actions can be taken if needed. Therefore, all of the options mentioned are necessary steps to take in such a situation.
7.
What is the main path by which chemicals can enter the body?
Correct Answer
D. All of the above.
Explanation
Chemicals can enter the body through inhalation, ingestion, or skin absorption. Inhalation refers to the process of breathing in chemicals present in the air, which can then enter the bloodstream through the lungs. Ingestion occurs when chemicals are swallowed and enter the body through the digestive system. Skin absorption happens when chemicals come into contact with the skin and are absorbed into the bloodstream. Therefore, all three pathways - inhalation, ingestion, and skin absorption - can allow chemicals to enter the body.
8.
MSDS sheets can be found:
Correct Answer
D. All the above
Explanation
MSDS sheets can be found in multiple locations, including on the BMLP intranet website, in hardcopy on the tugs and Port Washington Yard, and in hardcopy in the New Haven Shipyard. Therefore, the correct answer is "all the above."
9.
The first-aid procedures in place at our facility in case of contact with hazardous chemicals are as follows:
Correct Answer
D. All the above
Explanation
The correct answer is "All the above" because the first-aid procedures in place at the facility for contact with hazardous chemicals include following the facility/boat procedure, notifying the supervisor, and following the Material Safety Data Sheet (MSDS).
10.
If I find a label on a chemical container that is unreadable, smudged or missing, I will contact:
Correct Answer
A. My supervisor
Explanation
If the label on a chemical container is unreadable, smudged, or missing, it is important to contact one's supervisor. The supervisor is responsible for overseeing the work and safety of their employees, including handling hazardous materials. They can provide guidance on how to proceed in such situations, such as obtaining a new label or seeking further assistance from the appropriate personnel. It is crucial to inform the supervisor to ensure the safe handling and identification of the chemical in question.
11.
Breathing in toxic dust or vapors is the exposure method most difficult to control because:
Correct Answer
B. You may inhale a harmful substance without being aware of it.
Explanation
Breathing in toxic dust or vapors is the exposure method most difficult to control because you may inhale a harmful substance without being aware of it. Unlike other exposure methods, such as ingestion or direct contact, inhaling toxic substances does not require any conscious action or awareness. This makes it challenging to detect and prevent exposure, as individuals may unknowingly breathe in harmful substances present in the air. Additionally, the effects of inhaling toxic substances can be immediate or long-term, further emphasizing the difficulty in controlling this exposure method.
12.
The way contact is made can determine whether or not the substance has an adverse effect.
Correct Answer
A. True
Explanation
The statement suggests that the method of contact with a substance can determine if it will have a harmful effect. This implies that if the substance is ingested, inhaled, or comes into direct contact with the skin, it may have adverse effects. Therefore, the statement is true as it highlights the importance of considering the way in which contact is made with substances in order to assess their potential harm.
13.
The specific hazardous chemicals that we work with at my facility/ on my boats are:
Correct Answer
D. All of the above
Explanation
The correct answer is "All of the above". This means that the specific hazardous chemicals that are used at the facility or on the boats are kept on an inventory that is accessible on the company intranet site, they are validated by the foreman/engineer with input from the employees, and they are available for review at any time by asking the supervisor. This implies that all these measures are taken to ensure proper management and safety of the hazardous chemicals.
14.
A health hazard is caused by exposure to the following types of chemicals:
Correct Answer
D. All of the above
Explanation
Exposure to acutely toxic chemicals can cause immediate harm or even death, while exposure to chronically toxic chemicals can lead to long-term health issues. Carcinogenic chemicals have the potential to cause cancer. Therefore, all three types of chemicals (acutely toxic, chronically toxic, and carcinogenic) can pose health hazards when individuals are exposed to them.
15.
Reactivity, flammability, health are ______ of chemicals.
Correct Answer
A. Hazard categories.
Explanation
The question is asking for the term that describes reactivity, flammability, and health of chemicals. These characteristics are used to categorize chemicals based on their potential hazards. Therefore, the correct answer is "Hazard categories."
16.
Corrosives are chemicals that:
Correct Answer
C. Eat away at skin.
Explanation
Corrosives are chemicals that eat away at the skin. This means that they have the ability to cause severe damage and destruction to the skin upon contact. Corrosives are typically highly acidic or alkaline substances that can cause burns, tissue damage, and even necrosis. It is important to handle corrosive chemicals with extreme caution and to wear appropriate protective equipment to prevent any contact with the skin.
17.
Flammability, combustibility, explosiveness of a chemical are:
Correct Answer
D. Both a. and c.
Explanation
The correct answer is "Both a. and c." because flammability, combustibility, and explosiveness are all physical hazards associated with chemicals. These properties describe the potential for a substance to catch fire, burn, or explode, which can pose a danger to both the environment and human health. Therefore, they can be categorized as physical hazards and are also considered as physical properties of the chemical.
18.
Warning labels on shipped chemicals must:
Correct Answer
B. Have the name of the manufacturer, the identity of the hazardous chemical, and hazard warnings.
Explanation
The correct answer is to have the name of the manufacturer, the identity of the hazardous chemical, and hazard warnings. This is because warning labels on shipped chemicals serve to inform and protect individuals who handle or come into contact with the chemicals. Including the name of the manufacturer ensures traceability and accountability. The identity of the hazardous chemical is crucial for proper handling and emergency response. Hazard warnings provide specific information about potential risks and precautions that need to be taken. Therefore, all three elements are necessary for an effective warning label.