Critical safety ruleChemical safety
Never mix bleach with other cleaning products
If detergent is needed first, rinse thoroughly with water before using bleach, and keep the area well ventilated.
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Safe Cleaning at Home
Ventilate, use one product at a time, close and lock cleaners away, and control wet floors.
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Lessons in this collection
Critical safety rulePoison prevention
Never store cleaning liquid in drink bottles
Keep cleaning products in their original, clearly labelled containers and out of children's reach.
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Critical safety ruleSlip and fall prevention
Dry wet floors immediately
Clean up spills at once and dry the floor to prevent slips.
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High-priority reminderChemical safety
Ventilate the area while using cleaning products
Before using bleach, sprays, or strong cleaners, read the label, open a window or run extraction, and keep ventilation operating during and after use.
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High-priority reminderPoison prevention
Lock household pesticides away from food
Keep pesticides in original labelled containers, locked out of children's reach, and separate from food, water, medicines, heat, and flame.
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High-priority reminderChemical safety
Never combine cleaning products in one container
Never pour two products or leftover batches into the same bottle, spray bottle, or bucket; rinse surfaces fully with water before changing product.
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High-priority reminderChemical safety
Dilute bleach with cold water and accurate measures
Read the original strength and purpose, then use cold water and a measuring jug according to current guidance.
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Standard safety ruleSlip and fall prevention
Block cleaned areas until the floor is fully dry
After mopping or wet cleaning, block the affected route, provide another path, and reopen only after checking the whole floor is dry.
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High-priority reminderChemical safety
Wear cleaning protection directed by the label
Before strong cleaners, wear the gloves, apron, and eye protection required by the original label.
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High-priority reminderChemical safety
Use diluted bleach within 24 hours
Prepare only what is needed, identify the container, use it with ventilation, and discard after 24 hours. Rinse disinfected objects with water where CHP guidance requires it.
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High-priority reminderChemical safety
Close and lock away cleaners immediately after each use
After each cleaning step, close the original cap and return the product to a locked cupboard; do not wait until the whole job is finished.
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Standard safety ruleChemical safety
Store bleach cool, shaded, and out of children's reach
Keep bleach upright in its original labelled container, tightly closed, in a cool shaded place children cannot reach.
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High-priority reminderSharp object safety
Clean broken glass with tools
Isolate the area, then collect large and small fragments with a broom, tongs, and stiff card.
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High-priority reminderSharp object safety
Keep knives out of washing-up water
Keep used knives visible, wash them one at a time, and store them immediately.
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High-priority reminderFood safety
Separate food from chemicals while shopping
Place cleaners, bleach, and pesticides in bags separate from all food.
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Standard safety ruleChemical safety
Do not overstock bleach
Buy only the household’s short-term need, rotate stock, and inspect it regularly.
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Standard safety ruleChemical safety
Rinse bleach-disinfected surfaces as directed
After the required contact time, rinse or wipe with clean water when official or product directions require it.
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High-priority reminderChemical safety
Store household chemicals away from food
Lock cleaners, bleach, pesticides, and other chemicals together away from all food.
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High-priority reminderChemical safety
Clean from cleaner to dirtier areas
Work from cleaner and higher surfaces toward dirtier ones, leaving the toilet until last.
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High-priority reminderChemical safety
Separate toilet and kitchen cleaning cloths
Colour-code or label toilet and kitchen cloths, and wash, dry, and store the two sets separately.
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Critical safety ruleHome fire safety and escape
Store aerosols away from heat and flame
Keep aerosol cans upright in a cool, ventilated, locked place, away from cookers, heaters, flames, and sparks.
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High-priority reminderChemical safety
Remove contaminated gloves without touching outside
Peel gloves off from the wrists so the contaminated surfaces fold inward, then discard them and wash your hands.
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Critical safety ruleElectrical safety
Keep cleaner away from electrical controls
Before cleaning a socket, switch, or appliance panel, disconnect power safely and apply a small amount of cleaner to the cloth, keeping controls dry.
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High-priority reminderSevere weather and window safety
Remove standing water after heavy rain
Once conditions are safe, check plant saucers, air-conditioner trays, umbrella stands, and balcony items, then empty water.
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High-priority reminderChemical safety
Avoid naphthalene exposure with G6PD deficiency
Avoid naphthalene products where a person with G6PD deficiency may be exposed. Keep an unidentified product unused and ask the healthcare team for suitable alternatives.
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High-priority reminderChemical safety
Protect pets and aquaria before insecticide spraying
Remove pets and protect aquaria, food and feeding equipment exactly as the label directs. Do not spray if these protections cannot be completed.
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High-priority reminderChemical safety
Vacate and ventilate when using insecticide fumigators
Remove all people and animals before treatment and keep them out for the labelled period. Ventilate as directed before re-entry; never shorten the waiting period yourself.
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High-priority reminderChemical safety
Never use industrial alcohol as handrub
Use a properly labelled product intended for hands, never industrial alcohol. Keep unclear products out of use and ask the supplier for identification.
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High-priority reminderChemical safety
Rinse eyes immediately after a bleach splash
Immediately rinse a splashed eye with clean water for at least 15 minutes and seek prompt medical care. Do not rub or neutralise it; provide the product information to medical staff.
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High-priority reminderChemical safety
Never puncture used aerosol cans
Keep aerosol cans intact; never puncture, crush or burn them. Follow the local disposal arrangement and keep them away from heat while waiting.
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High-priority reminderChemical safety
Arrange safe litter cleaning during pregnancy
Clean litter daily, use gloves and wash hands with soap afterwards. If a pregnant person cannot avoid the task, seek healthcare advice on precautions.
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High-priority reminderFood safety
Keep reptiles and their tanks out of kitchens
Keep reptiles and their tanks out of the kitchen and never wash tanks in the food sink. Wash hands with soap after touching the animal, equipment or tank water.
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High-priority reminderChemical safety
Check pesticide labels before buying online
Before buying, check the Hong Kong pesticide registration number, intact packaging and household-use label; reject unclear products. Ask the employer or supplier to clarify missing information; do not substitute agricultural or industrial products.
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