Question

question 6: chemicals and safety
a. name a chemical or product that was once considered safe but is now considered harmful. (1 point)

Explanation:

Lead-based paint was once widely used in construction and manufacturing. It was considered safe as it provided a durable and attractive finish. However, over time, it was discovered that lead is a toxic heavy metal. Exposure to lead, especially in children, can cause serious health problems such as neurological damage, developmental delays, and organ damage. This led to the phasing out of lead-based paint in many countries.

Answer:

Lead - based paint.