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Все вопросы
- What is the best way of limiting exposure to toxic substances? #211
- One of the following pictograms is displayed on the packaging of a substance. What is one characteristic of this substance? (black symbol on orange background) (black symbol on white background with red border) #212
- Which substance is an organic solvent? #213
- What is the LEL (Lower Explosion Limit) (onderste explosiegrens) of a gas? #214
- What is the first thing you should do if you discover a fire? #215
- Which of the following does not form part of an employer’s common law duty to take care? #216
- What is an explosion-hazardous environment? #217
- Which of the following is a risk associated with permanently installed grinders? #218
- Is the earthing of double insulated electric hand tools permitted? #219
- Which rule, among others, applies to a crane? #220