Which of the following is NOT a commercial source of energy ?
(i) Coal
(ii) Petroleum
(iii) Cow dung
(iv) Electricity
Answers
Answered by
1
Answer:
cow dung
Explanation:
mark me as brain list
Similar questions
Chemistry,
11 hours ago
Social Sciences,
11 hours ago
Math,
11 hours ago
History,
22 hours ago
English,
8 months ago