Hazardous source points in chemical production

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Hazardous source points in the chemical production area: I. Condensation and blower unit: Initial cooling section: 1. Steam purging – risk of burns； Preventive measures: Ensure mutual safety protection and safety verification. 2. Going up and down stairs. Prone to falls ； Precaution: Hold onto the handrail firmly. 3. The control valve for the primary cooler inlet has no platform, increasing the risk of injury ； Precaution: Fasten your seat belt. 4. Too many iron bars remain from the construction of the primary cooler, which can easily cause injuries ； Precautions: Ensure proper safety checks. 5. The guardrails of the primary cooler are incomplete, increasing the risk of falling from a height. Precautions: Ensure safety checks are done and fasten your seat belt. Electrostatic capture section: 1. Up and down stairs – prone to falls ； Precautions: Hold onto the handrails firmly and keep your feet steady. 2. Electrical equipment – prone to electric shock ； Precautions: Do not touch directly with your hands the areas where electric leakage may occur. 3. Interlock failure, excessive oxygen levels, presence of ignition sources – prone to explosion ； Precautions: The carrying of open flames is strictly prohibited, as is smoking. 4. Turn on/off steam – easy to cause burns ； Precautions: Ensure safety checks are carried out, and do not position people in front of the steam outlet. 5. The inlet and outlet valves of the electrostatic precipitator have no platform, posing a risk of injury. Precautions: Fasten your seat belt and keep your feet firmly on the ground. Fan section: 1. Gas leakage can lead to fires, explosions, and poisoning. Precautionary measures: The carrying of open flames is strictly prohibited, as is smoking. Valves must be closed properly, and regular inspections should be carried out to check for any gas or oil leaks. 2. The oil pipe may be flushed down, posing a risk of burns ； Precautions: Maintain the correct standing position; do not stand facing the flange. 3. Stairs at gas stations can easily lead to falls ； Precaution: Hold onto the handrail firmly. 4. Control the suction force in front of the machine to prevent condensate from entering the fan. Precautions: Keep the suction force of the fan within the specified range. Pump house section: 1. Transmission area, prone to entanglement injuries ； Precautions: Wiping the moving parts is strictly prohibited. 2. Transporting tar; prone to burns from tar ； Precautions: Stand in the correct position, on the upwind side. 3. Tar leakage can easily pollute the environment ； Preventive measures: Ensure proper inspection at key points, and keep all parameters under control. 4. It is easy to get injured during loading ； Precautions: Fasten your seat belt and wear all necessary personal protective equipment. 5. Steam is used to clean pipes, which can cause burns ； Precautions: Stand in the correct position; do not stand at the outlet of the steam pipe. 6. Climbing up and down ladders can easily lead to falls. Precautions: Ensure safety checks are carried out, raise safety awareness, and hold onto the handrails firmly. Septic tank section: 1. Eyes are prone to being damaged by ammonia fumes ； Precaution: Stand on the upwind side. 2. Prone to burns from ammonia water ； Precautions: Wear full personal protective equipment. 3. When releasing tar, steam is present, which can cause burns from the steam as well as burns from splashing tar ； Precautions: Wear appropriate personal protective equipment as required ； Stance and position are correct. 4. Going up and down stairs can easily lead to falls. Precautions: Ensure safety checks are done and hold onto the handrails firmly. II. Sulfur Ammonium Class: 1. The 1# and 2# full-flow trough platforms are at risk of collapse ； Precautions: Do not step on areas that are severely corroded. 2. In the ammonium sulfate storage area, strong acids can cause burns easily ； Precautions: When pressing acid, no one should stay in the area where sulfuric acid is present. 3. It is easy to fall while working on the saturator operation platform with ammonia vapor present ； Precaution: Fasten your seat belt. 4. Oil waste pipe at the bottom of the ammonia vaporization tower; easy to cause injuries in low-light conditions ； Preventive measures: Improve lighting facilities and become familiar with the working environment. 5. Strong alkalis at the inlet and outlet of the alkali metering pump can cause burns ； Precautions: Stand in the correct position; do not stand facing the flange gap. 6. Excessive amount of alkali stored in the alkali tank can lead to leaks that may cause injury ； Precautions: Install blind flanges and wear acid- and alkali-resistant protective gear. 7. The gas inlets and outlets of the 1# and 2# saturators are prone to poisoning, ignition, and explosion ； Precautions: No open flames allowed; valves must be in the correct position. 8. The top floor slab of the spiral conveyor on the second floor of the ammonium sulfate facility is severely corroded, which can over time lead to damage to the beams and resulting collapses that may injure people ； Preventive measures: Conduct thorough spot inspections to prevent further corrosion caused by mother liquor leakage. 9. Falls are likely on the 1# and 2# saturator platforms ； Precautions: Ensure safety by being careful not to step on damaged areas. 10. It is easy to get injured while operating the solution circulation tank ； Precautions: Wear a seat belt while operating. 11. The temperature at the liquid level observation hole in the wastewater tank is high, posing a risk of burns ； Precautions: Do not insert the head or hands into the observation hole. 12. The bases of the 1# and 2# crystallization pumps are severely damaged, posing a risk of injury ； Precautions: Ensure safety checks are properly carried out and become familiar with the working environment. 13. 1# and 2# full-flow channels are prone to falling and causing injuries ； Precautions: Wear a safety belt while working. 14. The heater platform of the 2# mother liquor pump is prone to falling, causing injuries ； Precautions: Be familiar with the working environment and stay vigilant. 15. Ladders on and off the wastewater tank can easily be stepped on, leading to falls and injuries ； Precautions: Stay vigilant, take each step carefully, and hold on to the handrails. 16. Ladders on the regeneration tower and desulfurization tower are prone to falling ； Precautions: Hold onto the handrails firmly; partners in mutual protection should remind each other of the importance of this mutual support. 17. Sulfuric acid pipelines are prone to corrosion, acid leakage, and burns ； Precautions: Do not stand under the leak site, and wear acid- and alkali-resistant clothing. 18. The return pipe of Crystallizer No. 2 is prone to burns ； Precautions: Wear acid- and alkali-resistant clothing. 19. Ammonium sulfate causes severe corrosion on the floor, which can damage equipment and lead to injuries ； Preventive measures: Ensure proper safety checks and raise safety awareness. 20. The connection platform between the desulfurization tower and the regeneration tower is prone to collapse ； Precautions: Wear a safety belt while working, and avoid stepping on damaged areas. 21. The lighting fixtures on the third floor of the ammonium sulfide facility work intermittently, increasing the risk of falls ； Preventive measures: Improve lighting facilities. 22. The valves for the 1# and 2# ammonia water filters can cause burns if operated carelessly ； Precautions: Maintain the correct standing posture; do not stand in the gaps between flanges. 23. There is a leak in the ceiling at the entrance to the desulfurization tower operation room, which can cause debris to fall and injure people ； Precaution: Do not stay under the leak. 24. Sulfur storage area – prone to fire ； Precautions: Open flames are strictly prohibited. 25. The gas inlet valve of the desulfurization tower is prone to poisoning, ignition, and explosion ； Precautions: In areas with gas, staying there for long periods is strictly prohibited, as is the use of fire. 26. The direct gas valves in the desulfurization system are prone to poisoning, ignition, and explosion ； Precautions: No open flames allowed; valves must be in the correct position. 27. Severe corrosion in the sump affects production and can cause injuries ； Preventive measures: Conduct regular spot inspections to prevent material leaks from corroding the equipment. 28. The vent pipe of the 1# crystallization pump is damaged, posing a risk of injury ； Precautions: Do not stay in damaged areas for long periods. 29. It is easy to get injured while operating the return valve of the circulation tank ； Precaution: Fasten your seat belt. 30. It is easy to get injured while operating the vent valve of the regeneration tower. Precaution: Fasten your seat belt. III. Crude benzene section: 1. The benzene in the crude benzene storage area is volatile and prone to catching fire and exploding ； Precautionary measures: Open flames are strictly prohibited; carrying any kind of ignition source is forbidden; a strict entry and exit registration system must be followed; persons not assigned to this area are strictly prohibited from entering. 2. The benzene reflux tank is designed to prevent benzene leakage, as well as fires and explosions caused by its volatility ； Precautions: Open flames are strictly prohibited. 3. Benzene oil water separators are volatile and prone to catching fire or exploding ； Precautions: Open flames are strictly prohibited. 4. Proper control of pressure and temperature in the benzene removal tower to prevent explosions ； Precautions: Strictly control temperature and pressure in accordance with the procedures. 5. The oil in the lean oil tank is prone to catching fire during washing ； Precautions: Open flames are strictly prohibited. 6. New oil washing tanks are prone to catching fire ； Precautionary measures: Open flames are strictly prohibited. 7. The gas in the final cooling tower is flammable and explosive ； Precautionary measures: Smoking and open flames are strictly prohibited; a strict entry and exit registration system must be followed; personnel not assigned to this position are strictly forbidden from entering. 8. The gas from the benzene washing tower is flammable and explosive ； Precautionary measures: Smoking and open flames are strictly prohibited; a strict entry and exit registration system must be followed; personnel not assigned to this position are strictly forbidden from entering. 9. The stairs leading up and down the final cooling tower are slippery and can cause falls and injuries ； Precautions: Hold onto the handrails firmly and keep your feet steady. 10. It is easy to slip and get injured when going up and down the stairs of the benzene washing tower ； Precautions: Hold onto the handrails firmly and keep your feet steady. 11. It is easy to slip and get injured on the stairs leading up and down the benzene removal tower ； Precautions: Hold onto the handrails firmly and keep your feet steady. 12. Superheated steam in the superheated steam pipes can cause burns easily ； Precautions: It is strictly prohibited to touch overheated steam pipes with bare hands. 13. The transmission parts of each motor are prone to entanglement ； Precautions: Do not wipe the moving parts under any circumstances. 14. Electrical control switches can cause electric shock ； Precautions: It is strictly prohibited to touch power sources and switches with wet hands or wet gloves. 15. The gas water seals are prone to poisoning and suffocation ； Precautions: No smoking or open flames allowed in gas areas; do not stay there for long periods of time. 16. Chronic poisoning is likely in the crude benzene area ； Precautions: Direct contact with crude benzene with hands or the body is strictly prohibited. 17. Working at heights carries a risk of falling and getting injured ； Precaution: Wear a safety belt when working at heights in wet conditions. 18. Crude benzene leaks, polluting the environment. Preventive measures: Conduct regular inspections to prevent the leakage of crude benzene. 19. Prevent burns from slag discharge in the regenerator ； Precautions: Maintain the correct standing position and stand on the upwind side during operation. IV. Boiler crew: 1. Operating control switches with wet gloves increases the risk of electric shock ； Precautions: It is strictly prohibited to touch power sources and switches with wet hands or wet gloves. 2. Gas valve leaks can lead to poisoning, fires, and explosions ； Precautions: No smoking or open flames allowed in gas areas; do not stay there for long periods of time. 3. In winter, the large temperature differences can cause the sewage pipes to burst, leading to scalds from hot water and steam ； Precautions: Do not stand at the pipe outlet during operation, and increase the preheating time of the pipe when draining waste. 4. A failed safety valve can lead to explosions ； Preventive measures: Regularly test the safety valves. 5. The motor drive mechanism is prone to entanglement injuries ； Precautions: Wiping is strictly prohibited on moving parts. 6. Computer operation can lead to errors in setting the data ； Precautionary measure: The operator must confirm that everything is correct before clicking to approve. 7. Prone to slipping and falling when going up and down stairs ； Precaution: Hold onto the handrail firmly. 8. Electrical equipment poses a risk of electric shock ； Precautions: It is strictly prohibited to touch power sources and switches with wet hands or wet gloves. 9. Damaged cables can easily cause electric shock ； Precautions: It is strictly prohibited to touch damaged cables with wet hands or wet gloves. 10. Damaged wires can lead to electric shock ； Precautions: It is strictly prohibited to touch damaged wires with wet hands or wet gloves. 11. Flushing the water level gauge can cause burns ； Precautions: Ensure proper safety checks. 12. The gas water seal of the boiler is inconvenient to operate and prone to causing injuries ； Precautions: Wear a safety helmet and avoid rushing when operating. 13. The voltage regulation cabinet is inconvenient to operate and prone to causing injuries ； Precautions: Wear a safety helmet and avoid rushing when operating. 14. Poisoning and suffocation are likely to occur in gas areas ； Precautions: Open flames and smoking are strictly prohibited in gas areas, and prolonged stay is also not allowed. 15. Being located close to the crude benzene handling area, benzene vapor exposure can lead to chronic poisoning ； Precautions: Do not enter the crude benzene operation area casually. 16. Malfunctioning instruments can easily lead to pressure explosions ； Preventive measures: Regularly calibrate instruments throughout. 17. The high-temperature medium in steam pipes can cause burns ； Precautions: Do not touch the steam pipes with your hands, and do not stand at the outlet of the steam pipes. 18. Strong acids and bases used in experiments can cause chemical burns ； Precautions: When operating, strong acids and strong bases should be stored properly and not discarded or placed randomly. 19. Glass instruments are fragile and can cause cuts to the body ； Precautions: Do not discard broken glass instruments carelessly during operation; put them in the trash bin. 20. Rusty railings can easily cause falls ； Precautions: Wear a safety belt while operating, and avoid staying in areas with severe rust. 21. The operating platform can rot and fall, causing injuries. Precautions: Wear a safety belt while operating, and avoid staying in areas with severe rust. V. Biochemical Team: 1. Toxic fumes and asphyxiation risks in sewage lift tanks ； Precautions: Ensure mutual safety protection, and it is strictly prohibited to operate alone inside for long periods of time. 2. Water accumulation on stairs can lead to slips and falls ； Precautions: Hold onto the handrails when going up and down stairs. 3. Pooled water on the ground can cause slips and falls ； Precautions: Walk on areas free of standing water, and remove any water that accumulates on the ground promptly. 4. Damaged cables can easily cause electric shock ； Precautions: It is strictly prohibited to touch damaged cables with wet hands or wet gloves. 5. Incomplete manhole covers can lead to drowning and falls ； Precaution: Do not walk on manhole covers. 6. Rusty railings can lead to falls and drowning ； Precautions: Do not stay in areas where the railings are rusted for long periods of time. 7. Ground obstacles can easily cause tripping and falls ； Precautions: Ensure safety checks are carried out and become familiar with the site environment. 8. Glass instruments are easy to cause cuts ； Precautions: Do not discard broken glass instruments carelessly during operation; put them in the trash bin. 9. Handling strong acids and strong bases to avoid chemical burns ； Precautions: When operating, strong acids and strong bases should be stored properly and not discarded or placed randomly. 10. The steam valve switch can cause burns ； Precautions: Stand in the correct position during operation, and do not stand at the outlet of the steam pipe. 11. Inadequate lighting can lead to falls ； Preventive measures: Improve lighting facilities. 12. Damaged wires can lead to electric shock ； Precautions: It is strictly prohibited to touch damaged wires with wet hands or wet gloves. 13. Loose welding on stairs can lead to falls ； Precautions: Ensure safety checks are carried out during operation. 14. Switching valves can easily cause injuries ； Precautions: Ensure safety checks before operating and avoid rushing. 15. Incomplete motor guards can easily cause entanglement injuries ； Precautions: It is strictly prohibited to wipe the moving parts; cleaning and wiping should be done only after the equipment has stopped running. 16. Using electrical appliances with wet gloves can easily lead to electric shock. Precautions: It is strictly prohibited to touch power sources and switches with wet hands or wet gloves.