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		Marking and Punch Marking - Course: Technique for manual working of materials. Trainees' handbook of lessons (Institut fr Berufliche Entwicklung, 18 p.)
			(introduction...)
			1. Purpose of marking and punch marking
			2. Marking tools
			3. Accessories
			4. Preparation of the workpiece surface
			5. Selected working techniques of marking and punch marking
			6. Labour safety recommendations

6. Labour safety recommendations

- Points of scribers, dividers and prick punches are to be protected by putting on cork or plastic caps!

- Do not put scribing tools with protruding points into pockets of clothing!

- Store height gauge scribers with the point showing to the rear!

- Do not use damaged or dull scribing tools!

- Copper sulphate solution is toxical!

It should be stored in properly marked containers only and kept closed! Skin contact is to be avoided!