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Clear Penetration

£2.00

Two cards are placed over the centre portion of the perspex sheet. A pencil is pushed through these cards and through the perspex sheet. The clear perspex sheet is shown to be still solid.

71 in stock

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Description

Description

Two cards are placed over the centre portion of the perspex sheet. A pencil is pushed through these cards and through the perspex sheet. The clear perspex sheet is shown to be still solid.

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