I can be your worst enemy or your best friend, I am invisible yet vital, and I can affect your health. What am I?

Category: Science · Difficulty: medium

Hint: Think about what you breathe every day.

Answer

Air quality

Explanation

Air quality refers to the condition of the air within our surroundings, affecting health and environmental sustainability.

This is a medium science riddle — a moderate challenge for most people. The answer is Air quality.

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