Discover how the iconic Lava Lamp is made; this product of the swinging sixties has been producing some trippy shapes for over 50 years.Go behind the scenes at one of Britain's oldest breweries to learn how Kentish ale is produced according to time honoured methods.And see how a policeman's helmet is made; synonymous with the British bobby on the beat, they've been keeping our coppers warm, dry and safe for 150 years.