Posts Tagged ‘ accident prevention ’

What to do when Chemical Plant Accidents Happen

One of the causes of chemical plant accidents is the failure of management to educate its workers on how to protect themselves from hazardous substances that are present in the workplace. Accident prevention measures must be in place to avoid occurrence of industrial accidents.

Manufacturing plants that produce cobalt metal and cobalt powder are required by the Occupational Safety and Health Administration (OSHA) to provide their workers with good quality of personal protective garments and gears to protect them from contacting cobalt metal dust and fume while working. Workers should be informed about the relevance of wearing the protective clothes and equipments by emphasizing that their health and safety are dependent on how they protect their bodies when at work. The management of manufacturing plants should impose sanctions whenever an employee fail or refuse to wear the required clothes and equipments. If management will not impose strictly this particular requirement there will be workers who will attempt to disobey thereby making them prone to chemical plant accidents.

Workers in cobalt producing plants must observe proper hygiene at all times to avoid chemical plant accidents. They are required to wash their faces, hands and arms with soap and water before eating or smoking, before using lavatories or before taking medicine. Workers are not allowed to eat, drink, smoke, take medicine in a place where processing of cobalt metals take place.

A person who accidentally inhales cobalt dusts can become sick because when the dusts enter his lung, they can block the air from entering the lung so the affected person can feel shortness of breath. Cobalt dusts cause coughing and excessive production of mucus or phlegm. Results of chemical accident investigations revealed that continuous exposure to cobalt dusts can prevent a person’s lung to function normally which can lead to interstitial lung disease. More serious effects brought by cobalt dust inhalation are heart attack and thyroid disorders. Also when a person’s skin has a contact with cobalt substance, he is likely to suffer dermatitis. Irritation can be present in areas where parts of the skin rub each other. Further, an accidental intake of cobalt substance can poison a person that can lead to polycythemia and hyperplasia, in which both conditions can primarily affect a person’s bone marrow.

If a manufacturing plant stores other substances particularly strong oxidizing agents, they should be stored separately from cobalt substances to avoid serious or fatal chemical plant accidents. A spontaneous fire may occur when cobalt substance fuses with bromide pentaflouride. If worse comes to worst, explosion may take place. Fire and explosion will not only destroy lives and properties but also the environment. News about latest accidents involving fire pinpointed cobalt powder and fumes to have contributed to large fires that occurred in the USA.

To protect their workers, chemical plants should always follow the recommendations of a government regulatory body like the Occupational Safety and Health Administration and adhere to the saying that “an ounce of prevention is equal to a pound of cure”.

 

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Most Noticeable Lab Safety Equipment

Lab safety equipment is an integrated part of the whole safety system equipments in every chemical plant. Lab safety equipment is provided in order to avoid lab accidents, reduce hazard (chemical, physical and biological) exposure and etc.

lab-safetyVarious analytical works are carried out in laboratory everyday, which involve the use many hazardous chemicals or hazmat. As the consequences, many potential hazards are possible to happen in the laboratory, such as chemical spills, worker exposure to toxic gases, explosion, fire and electric shock.

So that’s why lab safety equipment plays an important role in accident prevention inside the laboratory. It can save workers from death and injuries, and keep your accident statistic remain zero.

Then, what types of lab safety equipment do you have to provide? Here is the list. (more…)

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Industrial Accident Investigation Procedures

In this article, we will learn about how to investigate an industrial accident. Within this article, we will use term of accident, in order to describe an event that causes injury, property damage or death.

It is extremely important to find out the cause of an industrial accident or workplace accident in general. All accidents that occur in the plant site both minor and major accidents have to be reported as quickly as possible. The accidents are then investigated to identify the causes and set up proper control measures to avoid accident recurrence.

Determining the underlying causes of an accident is one of the most important aspects of workplace accident investigation. (more…)

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Marking on Operating Range

marking-on-gaugeThere may be hundreds of indicators at the plant site, which may include instrument indications of pressure, temperature, concentration, flow, level, etc. It is impossible for the workers to remember all the normal operating ranges of each indicator.

So that’s why it is vitally important to put marking on normal operating range of these indicators. The workers or plant operators will easily recognize in early stage any abnormal conditions, system malfunction, failure or human mal-operation. Not only plant trouble that could be prevented but the most important is accident, fire or explosion. (more…)

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Hazard and Hazard Recognition Methods

hazard-recognitionBy definition, a hazard is anything that has the potential to cause harm to people, damage to property or environment, or loss to process. OSHA defines hazard as the potential for harm that is associated with a condition or activity that if left uncontrolled can result in injury or illness. Meanwhile, according to OHSAS 18001:1999, hazard is source or situation with a potential for harm in terms of human injury or illness health, damage to property, damage to the workplace environment, or a combination of these.

Hazard recognition or hazard identification is vitally important in accident prevention. By recognizing hazards’ characteristics and properties, we can clearly determine proper controls. Unfortunately, the majority of us sometimes overlook to recognize hazards.

Hazard Recognition Methods

There are many hazard recognition methods. The more hazard recognition methods we know, the bigger our chances to recognize all hazards that exist in workplaces. A hazard might not be identified by a certain method, but it can be detected by another method. Principally, we need to assure that hazard recognition is completely done.

The following are the most useful hazard recognition methods:
1. Pre-Use Analysis
2. Multi-Step Planning Process
3. Work Permitting
4. Equipment Inspections
5. Suggestion Method
6. Walk through Safety and Health Audits
7. Safety Patrol

Now, lets talks about these methods one by one.

Pre-Use Analysis can be applied before any new equipment, device, instrumentation, personal protective equipment, machine, tool, plant facility, etc are used. This method is applied before exposure to hazards.

Multi-Step Planning Process is applied before hazard exposure and applied to every task, job and activity. To apply this method simply asks a series of questions before doing the task, job or activity. The question should be similar to:
a. What am I going to do?
b. What is the purpose to do this job, task or activity?
c. How will I do that job, task or activity?
d. How could I get hurt doing this job, task or activity?
e. What will I do to prevent accident (injury, illness health)?

Work Permitting is issued before the job, task or activity done. Some questions asked and a checklist shall be completed to assured that hazards are not overlooked. Commonly, including in the checklist are analysis of toxic gas (such as carbon monoxide), oxygen sufficiency, flammable gas concentration, etc.

Equipment Inspection is implemented to any equipment before it is used or put into operation. Equipment inspection is planned and organized to check overall equipment conditions, safety protective equipment, guarding, emergency stop, etc.

In Suggestion Method, every worker is encouraged to propose or suggest potential hazard (and control) that are contained in a job, task or activity. Workers consider their past time experiences on the shop floor and field to give suggestion and this is very good safety habit. This method can be used for improving current hazard identification list.

Safety Patrol can be carried out by every worker in the plant site, not only by persons who are in charge of health and safety matters. Safety patrol may be done during an equipment running, plant operation, plant shut down or whenever it is intended to identify potential hazards.

The best way to use these hazard recognition methods is by combining these methods one with the others.

The next question is when is the right time to apply these hazard recognition methods? Of course before exposure to the hazards is the best time, because at that time no one was injured, ill or death, and no property damage. However, during a job, task or activity is being done hazard recognition is still important especially in accident prevention, and we can stop or cancel the job, task or activity at any time whenever we see a potential hazard to cause injury, illness health or plant facility damage.

Hazards may also be recognized after a job, task or activity has been completely performed and we can plan hazard control improvement to that job.

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