Glass is fragile, handle with care. Add mild detergent (such as Sunlight Liquid) in warm water. Us e a new soft cloth, never scouring pads or similar. Use newspaper to polish the glass with and to prevent streaking. Scratches on glass tops can be removed professionally provided they are not t oo deep. Dust frame regularly and wipe with a soft cloth. Dry off to avoid marks. Clean more regul arly at the coast. Dont use any harsh chemicals or abrasives. Not rust proof.