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		Manual Sawing - Course: Technique for manual working of materials. Trainees' handbook of lessons (Institut für Berufliche Entwicklung, 14 p.)
			(introduction...)
			1. Purpose of sawing
			2. Sawing tools
			3. Auxiliary means for sawing
			4. Operation of sawing
			5. Standing position and guiding of the saw
			6. Handling of the saw
			7. Labour safety recommendations

7. Labour safety recommendations

- Use hand hacksaws with crackless handle only - otherwise danger of injury!
- Fastening elements of the saw blade roust not protrude at the side of the clamp dog - danger of injury!

Figure 20 Protruding fastening elements of the saw blade, a source of injuries

- Always guide the saw so as to pass by the vice - never work with the guiding hand above the vice - danger of injury when slipping off!