11.2. Discussing Safety Produceres.

1. MUST

1.1. We also use must instead of have/has to to say "it's necessary to do something". lt has the same meaning as have to, but is used less often.

1.2. Mustn't has a completely different meaning from don't have to. lt means that something is 'not allowed or permitted'.

1.3. The forms

1.3.1. positive: subject + must + infinitive. You must be over 17 to drive a car UK

1.3.2. negative: subject + mLtstn't + infinitive You mustn't smoke in the lift

2. Health and Safety.

2.1. Types of equipment to the safety or Protective equipment.

2.1.1. Mask

2.1.2. Hard hat

2.1.3. Ear protection

2.1.4. Eye protection

2.1.5. Protective gloves

2.1.6. High visibility clothing

2.1.7. Protective shoes or boots

2.2. The most dangerous jobs

2.2.1. fire fighter

2.2.2. builder

2.2.3. police officer

3. Useful Language

3.1. What are the health and safety regulations?

3.2. What´s the correct procedure?

3.3. You must wear ear/ eye protection.

3.4. This is hazardous material.

3.5. What protective equipment should I wear?

3.6. You´re not allowed to smoke here.