Sentence examples for chemicals the problem from inspiring English sources

With the increasing demand for chemicals, the problem of organic waste liquid with a high concentration of inorganic pollutants in the processing of petroleum, coal, and natural gas is becoming more serious.

They've given you real glass test tubes and real chemicals, but the problem comes from the polystyrene box which doubles as the workstation and test-tube holder.

You're throwing an armoury of chemicals at the problem and I doubt that many of them are doing much to stop the blight.

There are two engineering design problems in chemical processes: the problem of unit operation design and that of designing total systems.

In chemical terms, the problem is to understand how and by how much the composition of the environment will change for a given input.

In spite of their numerous advantages over the synthetic chemical surfactants the problem related with the large scale and cheap production still exits and is a major hurdle in economic competitiveness.

CWM represents phenomenon in the chemical world of the problem by three states: before the chemical reaction, in the process of the chemical reaction, and after the chemical reaction.

Twenty years later, the thinning of the ozone layer remains an issue but huge progress has been made in reducing the volumes of chemicals that cause the problem.

Once scientists found that chlorine-based refrigerator chemicals were causing the problem we responded quickly and basically we only just caught it in time.

The present work, therefore, evaluates the performance of potential neutralizing chemicals to address the problem of acidic water of the Kopili River.

These chemicals never solve the problem, and always cause the problem to be worse.