Question

question 3/20 when should you avoid using an aluminum articulated ladder? select the best answer: when near a source of water aluminum ladders are always suitable for use when near a source of electricity or using power tools when accessing a roof

Explanation:

Aluminum is a good conductor of electricity. Using an aluminum articulated ladder near a source of electricity or when using power - tools can pose a risk of electric shock. Water near a ladder is not the main concern for aluminum ladders compared to electricity, and aluminum ladders are not always suitable. Accessing a roof is not a reason to avoid using an aluminum ladder by itself.

Answer:

When near a source of electricity or using power tools