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A good general rule about hearing protection is that it should be used if you must raise your voice for someone to hear you when they are 2-3 feet (61-91 cm) away 3-4 feet (91-122 cm) away 5-6 feet (1.
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A good general rule about hearing protection is that it should be used if you must raise your voice for someone to hear you when they are

2-3 feet (61-91 cm) away
3-4 feet (91-122 cm) away
5-6 feet (1.5-1.8 m) away
8-9 feet (2,4-2,7 m) away

User Snorberhuis
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4.5k points

1 Answer

11 votes

Answer:

2 - 3 feet (61 - 91 cm) away

Step-by-step explanation:

User Czioutas
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4.6k points
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