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Promoting Resource Efficiency in Small & Medium size ... - UNEP

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Examples:<br />

• Overalls, aprons, gowns, chemical-resistant suits<br />

• Footwear (enclosed shoes, safety boots)<br />

• Gloves<br />

• Chemical-resistant glasses (safety glasses)<br />

• Face shields/masks, respirators full/partial<br />

• Head protection<br />

Tra<strong>in</strong><strong>in</strong>g and <strong>in</strong>formation for the employees:<br />

Employees need to know how to use and store substances safely. The<br />

regulations require employers to provide <strong>in</strong>formation, <strong>in</strong>struction and<br />

tra<strong>in</strong><strong>in</strong>g to employees on the hazards and risks associated with hazardous<br />

substances and dangerous goods that they use or may be exposed to.<br />

Where dangerous goods are stored or handled, other persons on site<br />

such as contractors, ma<strong>in</strong>tenance workers, adm<strong>in</strong>istrative staff and<br />

visitors may also need to be given <strong>in</strong>formation, <strong>in</strong>struction and tra<strong>in</strong><strong>in</strong>g<br />

on associated risks and precautions to be taken.<br />

• Vacuum or wet sweep to suppress dust be<strong>in</strong>g generated<br />

• Cover conta<strong>in</strong>ers and make sure lids are attached<br />

• Clean up spills immediately (<strong>in</strong>cludes provision of suitable aids<br />

and equipment)<br />

• Ensure there is no eat<strong>in</strong>g, dr<strong>in</strong>k<strong>in</strong>g or smok<strong>in</strong>g <strong>in</strong> areas where<br />

substances are used<br />

• Provide suitable wash<strong>in</strong>g facilities<br />

• Provide first-aid facilities<br />

• Instruct employees on how to use substances/ equipment safely<br />

Personal protective equipment (PPE):<br />

PPE is protective cloth<strong>in</strong>g and equipment for employees, supervisors<br />

and visitors, and is the least effective safety measure. It should only be<br />

used where it is not practicable to use other measures, or when other<br />

measures do not adequately control exposure.<br />

Safe storage of chemicals:<br />

Some basic rules and guidel<strong>in</strong>es should be observed to m<strong>in</strong>imise<br />

the risks associated with the storage of hazardous substances. Safety<br />

precautions are <strong>in</strong>dispensable if a company uses a large number of<br />

different toxic substances, or if it stores large quantities of chemicals.<br />

The follow<strong>in</strong>g issues need to be considered:<br />

• Spatial separation of stored chemicals accord<strong>in</strong>g to their<br />

properties<br />

Substances that may cause a powerful reaction (e.g. strong acids<br />

and alkal<strong>in</strong>e solutions) as well as substances capable of releas<strong>in</strong>g<br />

toxic reaction products (acids + solution of chlor<strong>in</strong>ated lime)<br />

must be stored separately. The follow<strong>in</strong>g illustration provides a<br />

simplified scheme for the storage of hazardous work<strong>in</strong>g materials.<br />

• Storage of liquids <strong>in</strong> collection trays close to floor level<br />

Always store liquids <strong>in</strong> shelf-type racks on the lower shelves. If<br />

there is an accident (e.g. a conta<strong>in</strong>er breaks or leaks), this will<br />

prevent the liquid from ooz<strong>in</strong>g <strong>in</strong>to materials stored on the lower<br />

levels. Liquids kept <strong>in</strong> small tanks/conta<strong>in</strong>ers (up to approximately<br />

200 litres) must be stored <strong>in</strong> collection troughs suitable for their<br />

chemical properties.<br />

◦ –<br />

–<br />

–<br />

– –<br />

–<br />

+<br />

–<br />

–<br />

◦<br />

–<br />

–<br />

–<br />

+<br />

◦<br />

◦ –<br />

–<br />

–<br />

◦<br />

+<br />

+<br />

◦<br />

–<br />

–<br />

Figure 47: Different types of personal protective equipment 97 +<br />

◦<br />

◦<br />

+<br />

–<br />

–<br />

+<br />

◦ +<br />

+<br />

+<br />

Figure 48: Safe storage key<br />

(+ Can be stored together, -<br />

Cannot be stored together,<br />

o Can be stored together if<br />

specific precautions are taken)<br />

97) Victorian Workcover Authority, A step by step guide for manag<strong>in</strong>g chemicals <strong>in</strong> the workplace, 2001<br />

85

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