Do Not Clean Or Oil This Machine image

Do Not Clean Or Oil This Machine

No Entry To Unauthorised Personnel image

No Entry To Unauthorised Personnel

Switch Off Mobiles image

Switch Off Mobiles

No Naked Lights image

No Naked Lights

Do Not Switch Off image

Do Not Switch Off

No Unauthorised Persons Beyond This Point image

No Unauthorised Persons Beyond This Point

Smoking Strictly Forbidden image

Smoking Strictly Forbidden

Do Not Close image

Do Not Close

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