What Does The Code On The Bottom Of Glass Bottle Mean?

9 August 2018, 15:49

glass bottle with codes
Picture: Getty images

Mystery Hour Question

Why do glass bottles have the diameter number printed on bottom? David, Livingstone

Answer

** Definitive **

Name: John, Chelmsford

Qualification: Trading Standards Officer

Answer: It has something to do with the contents average quantity, as the bottle itself becomes the measure.

There is a millimetre distance on base of the bottle, this is applicable universally and it represents the distance between the top of the bottle (without it’s cap) to the surface of the liquid.

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