Why is it important to wear safety googles in the dt workshop?

It is important to wear safety goggles in any situation where flying objects or splashing corrosive or toxic liquids could strike and damage your eye. The reason for this is that the loss or significant impairment of vision in one or both eyes usually results in a catastrophic change in your quality of life, not to mention the pain and expense involved in the short term.

There are a variety of "safety goggles" designed to offer some degree of protection against different types of hazards to the eye.