The product as dark red liquid, no pollution, no corrosion, non-flammable, to the human body harmless environmental water-proofing agent.

There are many different ways to measure agricultural performance besides food yield: energy use, environmental costs, water purity, carbon footprint and biodiversity.

If big sums are to be spent on cleaning up environmental disasters, it is better to spend them on unglamorous but pressing problems such as unsanitary water in Third World countries.