Question: Lead, ingested or inhaled, is a health hazard. After the addition of lead to petrol has been banned, what still are the sources of lead poisoning?
- Smelting units
- Pens and pencils
- Paints
- Hair oils and cosmetics Select the correct answer using the codes given below.
Options:
A) 1, 2 and 3
B) 1 and 3
C) 2 and 4
D) All of these
Show Answer
Answer:
Correct Answer: B
BETA
