There is a secret between him and me.

Please read this instruction manual carefully before using the product.

Electromagnetic radiation conveys energy in forms such as light and radio waves.

Understanding the principle of electromagnetic induction is very important in learning physics.

This is my first question.

We should always remember the power of Kannon in difficult times.

This chemical reaction is accelerated by catalysis.

The air in this area is greatly affected by pollutants emitted from factories.

The existence of dark matter has not yet been fully proven.

Antibiotics don't work for colds, so please don't take them unnecessarily.