Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Metals like nickel, ferrum, zinc etc, release of chloro floro carbons into air by vehicles, chemical fertilizers, inorganic wastes like animal excreta, non degradable wastes like plastic etc.............
0 0 0
metals like nickel, ferrum, zinc etc. added to our ecosystem
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts