• The avoidance of textures / finis

• The avoidance of textures / finishes that attract & retain dirt. If dust is retained then cleaning must be easy and only require simple hand-tools.• The use of textures / finishes that allow the removal of chewing gum and stains from other foodstuffs without detriment to the original surface.• The use of textures / finishes that allow the removal of graffiti (paint and marker pen) without detriment to the original surface.• Colours and patterns that minimise the visual impact of dirt contamination.• The reaction of materials & products (grease, lubricants, glue, protective coatings,…) to cleaning fluids & chemicals.• Typical methods and equipment employed for interior and exterior cleaning.