Maintaining a kitchen dining table and chairs, especially when dealing with materials like marble, metal, and fabric, involves a combination of regular cleaning and special care for each type of material. Here’s a guide tailored to those materials for a home in Mississauga, Ontario:

Marble
Cleaning:

Daily Wipe: Use a soft, damp cloth to wipe the surface daily to remove dust and spills.
Mild Cleaner: For deeper cleaning, use a pH-balanced marble cleaner. Avoid acidic cleaners like vinegar or lemon juice, which can etch the marble.
Spill Management: Clean spills immediately to prevent stains. Blot rather than wipe.
Protection:

Seal Regularly: Apply a marble sealer every 6-12 months to protect against stains and moisture.
Use Coasters and Mats: Protect the surface from hot pots, glasses, and other items that might cause damage.
Maintenance:

Buffing: If the marble gets dull, use a marble polishing powder to restore its shine.
Repair Chips: For any chips or cracks, contact a professional for repairs.
Metal
Cleaning:

Regular Dusting: Use a soft, dry cloth to dust off metal surfaces.
Mild Soap Solution: Clean with a mixture of mild dish soap and warm water. Avoid abrasive cleaners.
Dry Thoroughly: Make sure to dry the metal completely to prevent rust or corrosion.
Protection:

Avoid Moisture: Keep metal parts dry and avoid prolonged exposure to water.
Wax or Polish: Apply a metal polish or wax occasionally to maintain shine and provide a protective layer.
Maintenance:

Rust Removal: If rust appears, use a rust remover or fine steel wool to gently scrub it off, then reapply polish.
Fabric
Cleaning:

Vacuum Regularly: Vacuum fabric upholstery to remove dirt and prevent it from settling.
Spot Clean: Treat spills and stains immediately with a fabric cleaner or a solution of mild soap and water. Test in an inconspicuous area first.
Professional Cleaning: Depending on usage, consider professional cleaning every 1-2 years.
Protection:

Use Fabric Protector: Apply a fabric protector spray to repel stains and spills.
Rotate Cushions: If your chairs have removable cushions, rotate them regularly to ensure even wear.
Maintenance:

Address Snags: Fix any snags or tears promptly to prevent them from worsening.
Sunlight Protection: Avoid placing chairs in direct sunlight to prevent fading.
General Tips for All Materials
Regular Dusting: Dust the furniture regularly to prevent buildup.
Avoid Harsh Chemicals: Use only recommended cleaning products for each material.
Inspect Regularly: Regularly check for any signs of damage or wear and address them promptly.
In Mississauga, where weather conditions can vary, keeping these materials in good condition might also mean being mindful of humidity and temperature changes. Proper maintenance and care will help extend the life of your kitchen dining table and chairs.