Tips for Chemical Manufacturers Dealing With Acids and Caustics
The chemical processes industry relies on acids and caustics to produce or facilitate the production of vital goods and services. Unfortunately, the high alkalinity of caustics and the corrosive nature of acids is extremely dangerous to the environment and individuals.
But with our detailed guide to dealing with acids and caustics, meeting and exceeding the safety protocols and requirements for chemical manufacturers or importers is easy, affordable, and efficient.
Dangers of Dealing With Acids and Caustics
Mixing caustics or acids with the wrong chemical compounds or under incorrect conditions results in violent reactions manifested as explosions, toxic fume production, and enhancement of the caustic or acidic nature of the chemicals that can damage equipment, harm workers, and infect the environment.
The skin and eyes are very susceptible to the adverse effects of caustics and acids. Unintended exposure to these chemicals causes burns, vision loss, and other severe illnesses. Furthermore, severe respiratory illnesses such as asthma, bronchitis, and even cancer regularly occur due to inhaling fumes from acid and caustic reactions.
Discharging acids and caustics intentionally or unintentionally into water, soil, and air has severe environmental consequences. Acids and caustics upset the delicate pH of ecosystems, causing flora, fauna, and water systems to deteriorate. Ultimately, the gradual increase of acidity or alkalinity in these fragile biospheres renders it deadly for wildlife and humans alike.
Safety Measures for Handling Acids and Caustics
The incalculable cost to the environment, worker safety, and the company itself requires extreme caution in dealing with acids and caustics. The following measures will decrease the risks associated with manufacturing and handling these volatile chemicals.
Proper Storage of Acids
Chemical segregation is the most basic step in safely storing caustics and acids. As per the EPA regulations, the storage of chemicals in approved containers or tanks (glass, polyethylene, or polypropylene) with the appropriate labels and kept away from other potential hazards, including chemicals of the same class in different states of matter.
EPA regulations go on to suggest that caps and lids color coded to the hazards of the chemicals are essential to decrease the chances of accidental mixing, spills, and mislabeling.
Personal Protective Equipment
When handling caustics and acids around tanks or spills, all workers must receive personal protective equipment (PPE). PPE like certified chemically resistant safety glasses, face shields, gloves, and suits are always necessary when working with these substances.
The tight spaces with poor ventilation common to chemical manufacturing facilities also require respirators. These devices reduce the lung and breathing risks human workers are susceptible to when facilities don’t utilize robotic cleaning or handling systems.
Emergency Procedures for Acids and Caustics
Evacuation is the default response to any chemical spill. Still, when that is not possible, the best practice is to contain the spill and minimize its impact. EPA regulations provide specific tactics for containing spills based on the acid or caustic involved, with standard protocols, including:
- Using dikes or dams to stop the spread of hazardous runoff
- Put absorbent materials like sand, clay, or other similar items at the base of the spill
- Sealing of tanks and pipes to prevent further dispersal of corrosive substances
These protocols supplement large-scale containment and coordinated evacuation strategies involving hazmat teams, quarantines, and other hazardous material control measures.
First Aid for Exposure
Emergency spills or leaks exposing human workers to caustics or acids require immediate first aid. This treatment can include washing the skin with neutralizing agents to reduce acid burns, flushing the eyes with water for several minutes, and administering oxygen if needed for respiratory issues.
It is important to remember that first aid, while helpful as a first response, should not replace professional medical attention. All exposures require appropriate medical care, regardless of the incident’s severity.
Execute a Cleanup Plan
Cleaning up after evacuation and containment is a coordinated effort that requires the expertise of hazardous material professionals. Due to the nature of chemicals, hazardous waste cleanup typically requires specialized tools and protective gear to ensure safety.
In the past, the facility, environment, or tank cleanup process risked further contamination and injury to human workers and the already affected environment. Now, robotic and automated cleaning systems with advanced sensors have become the norm.
Properly Dispose of Chemical Waste
Dumping hazardous materials into everyday trash bins or water sewage systems is never okay or legal. The EHS Hazardous Waste Program clearly lays out protocols for chemical waste disposal. These protocols include:
- Storing chemicals in designated containers and labeling them with hazard information
- Taking inventory of waste and tracking it to disposal locations
- Sending all hazardous chemical waste to approved treatment, storage, or disposal (TSD) facilities.
Evaluate the Damage to Company Equipment
Once the cleanup is complete, it’s essential to assess any damage to your equipment. Depending on the severity of contamination, items may require disassembly and maintenance or complete replacement.
Traditional Tank Cleaning Challenges
Traditional tank cleaning is a labor-intensive and dangerous task due to confined spaces and exposure to hazardous materials. The process involves manual scrubbing with brushes and detergents in hard-to-reach areas that are difficult for human workers to access. The presence of pipes, valves, and fittings that are difficult to clean manually can further hinder this process.
Some of the dangers from manual tank cleaning are:
- Potential fire and explosion warnings.
- Damage to equipment.
- Health risks from toxins and pollutants.
- The potential for chemical burns.
As such, facility managers should do everything they can to understand the inherent risks involved with traditional tank cleaning and how to guarantee safety with newer, more advanced cleaning solutions.
Advantages of Robotic Tank Cleaning for Caustics and Acids
Robotic tank cleaning systems reduce the risks associated with traditional cleaning methods while also increasing efficiency and saving time. Automated machines can navigate complex tanks, scrub surfaces, and remove any residue at a fraction of the cost of manual labor.
Additionally, robotic cleaners have sensors that monitor parameters such as pressure, temperature, and level. These parameters are essential to the safe operation of a tank and can alert facility managers in the case of any potential problems.
Robotic tank cleaning systems also reduce downtime by providing constant, real-time monitoring. This capability enables workers to run tanks more efficiently and ensures that the end product is up to standard.
Overall, robotic tank cleaning offers many advantages over traditional methods. The automated systems are safer and more efficient while reducing environmental contamination risk. Facility managers should carefully evaluate their existing processes and consider upgrading to a robotic system for improved safety and efficiency.
Optimize the Safety of Your Chemical Manufacturing Plant
Developing and implementing a comprehensive safety plan can help prevent accidents, reduce risks, and keep your facility running efficiently. Remember that emergencies aren’t the only potential hazard when dealing with caustics and acids. Procedures and protocols for scheduled maintenance and cleaning, as well as worker training and PPE, should all be a part of your safety plan.
Learn more about the risks of traditional tank cleaning and how advanced automated systems can help keep your facility safe and operating at peak levels.