4 ms·

Throw a block of chlorine into the pond?

• lazide 6y ago
  Mosquitos and many other aquatic based insects can be killed by a cup or so of vegetable oil on the water too
  • numpad0 6y ago
    copper coins as well
    • guantanamo_bob 6y ago
      Wow I didn’t know about this, but it looks like more than just an old wives tale. Is there a connection between killing mosquito larva and why we like to throw coins in a fountain for ‘good luck’?