How to maintain the proper level of hygiene and safety in the plant?

Where should hygiene management start in a production plant?

Before selecting dispensers or disinfectants, map the areas in which workers share facilities, touch the same equipment or may transfer contamination between zones. Typical priorities include:

• toilets, washrooms and changing rooms,
• canteens, kitchens and break areas,
• entrances, door handles, handrails and access-control points,
• shared tools, keyboards, touchscreens and control panels,
• material handover points, scanners and shared paperwork stations,
• waste-handling points,
• first-aid and welfare areas.

The risk will differ between a clean assembly plant, a food-processing facility, a machining shop and a site handling chemicals or biological contamination. The hygiene plan should therefore be based on the actual workplace rather than copied from another facility.

Workplace facilities: the foundation of hygiene

HSE workplace-welfare guidance provides a useful baseline for a healthy workplace. Workers should have access to toilets and washbasins, soap, a way to dry hands, drinking water, suitable clothing storage and changing facilities where required, and somewhere to rest and eat meals.

The workplace should also provide suitable ventilation, lighting, space, waste containers and a standard of cleanliness appropriate to the work.

Hand hygiene: soap and water first

CDC workplace guidance recommends regular handwashing with soap and water for at least 20 seconds, followed by drying. Important times include:

• before and after work,
• before and after breaks,
• after using the restroom,
• before eating or preparing food,
• after coughing, sneezing or blowing the nose,
• after handling waste or visibly contaminated items,
• after removing gloves when contamination may have transferred to the hands.

When should hand sanitiser be used?

Alcohol-based hand sanitiser containing at least 60% alcohol is useful where soap and water are not readily available. It should not replace washing when hands are visibly dirty, greasy or contaminated with substances that sanitiser does not remove effectively.

Cleaning and disinfection: use the right level of control

The older version of this article placed strong emphasis on routine disinfection of high-touch surfaces. Current CDC guidance makes an important distinction:

• Cleaning removes dirt, impurities and many germs using soap, detergent or another suitable cleaner.
• Sanitising reduces remaining germs to a level considered acceptable under the relevant public-health or process requirements.
• Disinfecting uses a chemical product to kill remaining harmful germs after cleaning.

In most ordinary workplace situations, regular cleaning is sufficient. Additional disinfection is appropriate when someone has been ill, when a specific contamination event has occurred, or where the site’s hygiene, food, pharmaceutical, healthcare or process requirements demand it.

Clean before disinfecting

Dirt and residues can reduce the effectiveness of disinfectants. Where disinfection is required, clean the surface first unless the product is specifically validated as a combined one-step cleaner/disinfectant for the application.

Never mix cleaning chemicals

Follow the product label and SDS, including dilution, contact time, ventilation and PPE requirements. Mixing incompatible cleaners or disinfectants can generate hazardous gases or create an ineffective solution.

Which surfaces should be cleaned most often?

Cleaning frequency should follow actual use. A high-touch point used by dozens of people per shift requires a different schedule from a rarely touched cabinet door.

Work organisation: reduce unnecessary cross-contamination

Good hygiene is also a question of workflow. Where production zones have different contamination risks, use practical zoning and movement rules rather than relying only on more frequent cleaning.

Depending on the plant, useful controls may include:

• separating clean and dirty tasks, tools or clothing,
• defining which equipment may move between zones,
• providing dedicated cleaning tools for specific areas,
• organising handover points for materials and documents,
• avoiding overcrowding in changing rooms and welfare facilities where this creates a hygiene or safety issue,
• having a clear procedure for workers who develop symptoms of an infectious illness.

The older recommendation to routinely “minimise mixing between shifts” should not be treated as a universal hygiene requirement. It can be useful during an outbreak or where a specific risk assessment supports cohorting, but normal production organisation should be based on the actual hazard.

Dispensers and supplies: make the standard easy to follow

A well-designed hygiene system removes small obstacles that cause people to skip the correct procedure. That means:

• placing soap, towels, wipes and sanitiser where they are actually needed,
• using dispensers that are compatible with the selected refills,
• assigning responsibility for checking and refilling dispensers,
• keeping spare stock in a defined location,
• using clear signs where the procedure is not obvious,
• recording recurring shortages or misuse and correcting the cause.

See the current English Melkib ranges: Hygiene and Hygiene dispensers.

How to build a simple hygiene inspection routine

1. Map the areas. Divide the plant into production, welfare, office, food and other relevant zones.
2. List critical touchpoints and contamination sources.
3. Define the method. State what is cleaned, with which product, by whom and at what frequency.
4. Separate routine cleaning from disinfection. Define the trigger for additional disinfection.
5. Check supplies. Soap, towels, wipes, waste bags and sanitiser should have defined refill points.
6. Verify execution. Use a short checklist rather than relying only on verbal instructions.
7. Record exceptions. Repeated shortages, damaged dispensers or visibly dirty high-touch areas should trigger corrective action.
8. Review the plan after changes. New equipment, layout changes, new shifts or a disease outbreak may change the risk profile.

Common mistakes in workplace hygiene

• treating disinfection as a substitute for ordinary cleaning,
• placing dispensers where they are convenient for purchasing rather than for workers,
• using sanitiser on visibly dirty or greasy hands instead of washing,
• mixing cleaning chemicals,
• using the same cloth or mop across zones with different contamination risks,
• having no owner for refill and inspection tasks,
• cleaning shared equipment with a chemical that damages screens, seals or coatings,
• keeping pandemic-era rules permanently even when the risk assessment no longer justifies them.

FAQ – hygiene and safety in production

Should every high-touch surface be disinfected every shift?

No universal rule requires this for an ordinary production plant. High-touch surfaces should be cleaned regularly, while additional disinfection should follow the risk assessment, a specific contamination event or sector-specific hygiene requirements.

Is hand sanitiser better than soap and water?

No. Soap and water are the preferred method in most situations, especially when hands are visibly dirty or greasy. Alcohol-based sanitiser with at least 60% alcohol is a practical alternative where handwashing is not readily available.

Where should hygiene dispensers be installed?

At points where workers naturally need them: washrooms, eating areas, entrances to controlled zones, shared equipment areas and other locations identified by the hygiene assessment.

How often should high-touch surfaces be cleaned?

The frequency should reflect how many people use the surface, the type of contamination and the site’s operating pattern. A busy shared touchscreen may need much more frequent cleaning than a low-touch surface.

Do gloves eliminate the need to wash hands?

No. Gloves can become contaminated and contamination can be transferred during removal. Hand hygiene remains part of a complete procedure.

What is the simplest way to make a hygiene standard sustainable?

Give each task a clear owner, put supplies at the point of use, define a short inspection routine and make shortages or deviations easy to report.