1
Question
.................... contains arsenic and mercury.
(a) Wood
(b) Petroleum
(c) Coal
(d) None of these
(a) Wood
(b) Petroleum
(c) Coal
(d) None of these
Open in App
Solution
(c) Coal
Coal contains poisonous metals such as arsenic and mercury.
Coal contains poisonous metals such as arsenic and mercury.
Suggest Corrections
0
Similar questions
View More
Join BYJU'S Learning Program
Explore more
Join BYJU'S Learning Program
